Home / 69,581.79-104,373-29,590.47

Finding the Fourth Proportional to 69,581.79, 104,373 and 29,590.47

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Solution

The fourth proportional to 69,581.79, 104,373 and 29,590.47 is: 44,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581.79 : 104,373 = 29,590.47 : x
  2. Step 2: Convert to fraction form
    69,581.79/104,373 = 29,590.47/x
  3. Step 3: Cross multiply
    69,581.79x = 104,373 × 29,590.47
  4. Step 4: Simplify right side
    69,581.79x = 3,088,446,125.31
  5. Step 5: Solve for x
    x = 3,088,446,125.31/69,581.79
  6. Step 6: Final answer
    x = 44,385.84

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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.