Home / 69,882.10-96,438.45-38,051.62

Finding the Fourth Proportional to 69,882.10, 96,438.45 and 38,051.62

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Solution

The fourth proportional to 69,882.10, 96,438.45 and 38,051.62 is: 52,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,882.10 : 96,438.45 = 38,051.62 : x
  2. Step 2: Convert to fraction form
    69,882.10/96,438.45 = 38,051.62/x
  3. Step 3: Cross multiply
    69,882.10x = 96,438.45 × 38,051.62
  4. Step 4: Simplify right side
    69,882.10x = 3,669,639,252.79
  5. Step 5: Solve for x
    x = 3,669,639,252.79/69,882.10
  6. Step 6: Final answer
    x = 52,511.86

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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.