Home / 108,688.22-149,998.43-60,294.92

Finding the Fourth Proportional to 108,688.22, 149,998.43 and 60,294.92

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Solution

The fourth proportional to 108,688.22, 149,998.43 and 60,294.92 is: 83,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,688.22 : 149,998.43 = 60,294.92 : x
  2. Step 2: Convert to fraction form
    108,688.22/149,998.43 = 60,294.92/x
  3. Step 3: Cross multiply
    108,688.22x = 149,998.43 × 60,294.92
  4. Step 4: Simplify right side
    108,688.22x = 9,044,142,285.51
  5. Step 5: Solve for x
    x = 9,044,142,285.51/108,688.22
  6. Step 6: Final answer
    x = 83,211.80

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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.