Home / 69,089.02-103,666.32-29,657.38

Finding the Fourth Proportional to 69,089.02, 103,666.32 and 29,657.38

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Solution

The fourth proportional to 69,089.02, 103,666.32 and 29,657.38 is: 44,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,089.02 : 103,666.32 = 29,657.38 : x
  2. Step 2: Convert to fraction form
    69,089.02/103,666.32 = 29,657.38/x
  3. Step 3: Cross multiply
    69,089.02x = 103,666.32 × 29,657.38
  4. Step 4: Simplify right side
    69,089.02x = 3,074,471,445.44
  5. Step 5: Solve for x
    x = 3,074,471,445.44/69,089.02
  6. Step 6: Final answer
    x = 44,500.15

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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.