Home / 93,201.06-128,613.03-52,909.34

Finding the Fourth Proportional to 93,201.06, 128,613.03 and 52,909.34

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Solution

The fourth proportional to 93,201.06, 128,613.03 and 52,909.34 is: 73,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,201.06 : 128,613.03 = 52,909.34 : x
  2. Step 2: Convert to fraction form
    93,201.06/128,613.03 = 52,909.34/x
  3. Step 3: Cross multiply
    93,201.06x = 128,613.03 × 52,909.34
  4. Step 4: Simplify right side
    93,201.06x = 6,804,830,308.21
  5. Step 5: Solve for x
    x = 6,804,830,308.21/93,201.06
  6. Step 6: Final answer
    x = 73,012.37

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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.