Home / 108,215.92-149,331.28-60,472.88

Finding the Fourth Proportional to 108,215.92, 149,331.28 and 60,472.88

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Solution

The fourth proportional to 108,215.92, 149,331.28 and 60,472.88 is: 83,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,215.92 : 149,331.28 = 60,472.88 : x
  2. Step 2: Convert to fraction form
    108,215.92/149,331.28 = 60,472.88/x
  3. Step 3: Cross multiply
    108,215.92x = 149,331.28 × 60,472.88
  4. Step 4: Simplify right side
    108,215.92x = 9,030,492,575.69
  5. Step 5: Solve for x
    x = 9,030,492,575.69/108,215.92
  6. Step 6: Final answer
    x = 83,448.84

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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.