Home / 69,565.15-104,345.98-38,005.87

Finding the Fourth Proportional to 69,565.15, 104,345.98 and 38,005.87

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Solution

The fourth proportional to 69,565.15, 104,345.98 and 38,005.87 is: 57,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,565.15 : 104,345.98 = 38,005.87 : x
  2. Step 2: Convert to fraction form
    69,565.15/104,345.98 = 38,005.87/x
  3. Step 3: Cross multiply
    69,565.15x = 104,345.98 × 38,005.87
  4. Step 4: Simplify right side
    69,565.15x = 3,965,759,750.90
  5. Step 5: Solve for x
    x = 3,965,759,750.90/69,565.15
  6. Step 6: Final answer
    x = 57,007.85

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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.