Home / 93,840.47-129,499.66-50,819.83

Finding the Fourth Proportional to 93,840.47, 129,499.66 and 50,819.83

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Solution

The fourth proportional to 93,840.47, 129,499.66 and 50,819.83 is: 70,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,840.47 : 129,499.66 = 50,819.83 : x
  2. Step 2: Convert to fraction form
    93,840.47/129,499.66 = 50,819.83/x
  3. Step 3: Cross multiply
    93,840.47x = 129,499.66 × 50,819.83
  4. Step 4: Simplify right side
    93,840.47x = 6,581,150,810.25
  5. Step 5: Solve for x
    x = 6,581,150,810.25/93,840.47
  6. Step 6: Final answer
    x = 70,131.26

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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.