Home / 117,635.11-162,337.48-63,920.13

Finding the Fourth Proportional to 117,635.11, 162,337.48 and 63,920.13

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Solution

The fourth proportional to 117,635.11, 162,337.48 and 63,920.13 is: 88,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,635.11 : 162,337.48 = 63,920.13 : x
  2. Step 2: Convert to fraction form
    117,635.11/162,337.48 = 63,920.13/x
  3. Step 3: Cross multiply
    117,635.11x = 162,337.48 × 63,920.13
  4. Step 4: Simplify right side
    117,635.11x = 10,376,632,056.91
  5. Step 5: Solve for x
    x = 10,376,632,056.91/117,635.11
  6. Step 6: Final answer
    x = 88,210.33

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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.