Home / 108,202.66-149,316.88-60,456.40

Finding the Fourth Proportional to 108,202.66, 149,316.88 and 60,456.40

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Solution

The fourth proportional to 108,202.66, 149,316.88 and 60,456.40 is: 83,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,202.66 : 149,316.88 = 60,456.40 : x
  2. Step 2: Convert to fraction form
    108,202.66/149,316.88 = 60,456.40/x
  3. Step 3: Cross multiply
    108,202.66x = 149,316.88 × 60,456.40
  4. Step 4: Simplify right side
    108,202.66x = 9,027,161,024.03
  5. Step 5: Solve for x
    x = 9,027,161,024.03/108,202.66
  6. Step 6: Final answer
    x = 83,428.27

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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.