Home / 69,384.64-95,753.13-42,521.96

Finding the Fourth Proportional to 69,384.64, 95,753.13 and 42,521.96

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Solution

The fourth proportional to 69,384.64, 95,753.13 and 42,521.96 is: 58,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,384.64 : 95,753.13 = 42,521.96 : x
  2. Step 2: Convert to fraction form
    69,384.64/95,753.13 = 42,521.96/x
  3. Step 3: Cross multiply
    69,384.64x = 95,753.13 × 42,521.96
  4. Step 4: Simplify right side
    69,384.64x = 4,071,610,763.73
  5. Step 5: Solve for x
    x = 4,071,610,763.73/69,384.64
  6. Step 6: Final answer
    x = 58,681.73

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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.