Home / 84,937.32-127,457.18-29,572.20

Finding the Fourth Proportional to 84,937.32, 127,457.18 and 29,572.20

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Solution

The fourth proportional to 84,937.32, 127,457.18 and 29,572.20 is: 44,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,937.32 : 127,457.18 = 29,572.20 : x
  2. Step 2: Convert to fraction form
    84,937.32/127,457.18 = 29,572.20/x
  3. Step 3: Cross multiply
    84,937.32x = 127,457.18 × 29,572.20
  4. Step 4: Simplify right side
    84,937.32x = 3,769,189,218.40
  5. Step 5: Solve for x
    x = 3,769,189,218.40/84,937.32
  6. Step 6: Final answer
    x = 44,376.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.