Home / 117,635.24-162,337.29-63,920.69

Finding the Fourth Proportional to 117,635.24, 162,337.29 and 63,920.69

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Solution

The fourth proportional to 117,635.24, 162,337.29 and 63,920.69 is: 88,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,635.24 : 162,337.29 = 63,920.69 : x
  2. Step 2: Convert to fraction form
    117,635.24/162,337.29 = 63,920.69/x
  3. Step 3: Cross multiply
    117,635.24x = 162,337.29 × 63,920.69
  4. Step 4: Simplify right side
    117,635.24x = 10,376,711,589.53
  5. Step 5: Solve for x
    x = 10,376,711,589.53/117,635.24
  6. Step 6: Final answer
    x = 88,210.91

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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.