Home / 93,840.76-129,464.22-53,556.76

Finding the Fourth Proportional to 93,840.76, 129,464.22 and 53,556.76

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Solution

The fourth proportional to 93,840.76, 129,464.22 and 53,556.76 is: 73,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,840.76 : 129,464.22 = 53,556.76 : x
  2. Step 2: Convert to fraction form
    93,840.76/129,464.22 = 53,556.76/x
  3. Step 3: Cross multiply
    93,840.76x = 129,464.22 × 53,556.76
  4. Step 4: Simplify right side
    93,840.76x = 6,933,684,159.13
  5. Step 5: Solve for x
    x = 6,933,684,159.13/93,840.76
  6. Step 6: Final answer
    x = 73,887.77

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.