Home / 71,972.24-99,294.93-41,740.61

Finding the Fourth Proportional to 71,972.24, 99,294.93 and 41,740.61

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Solution

The fourth proportional to 71,972.24, 99,294.93 and 41,740.61 is: 57,586.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,972.24 : 99,294.93 = 41,740.61 : x
  2. Step 2: Convert to fraction form
    71,972.24/99,294.93 = 41,740.61/x
  3. Step 3: Cross multiply
    71,972.24x = 99,294.93 × 41,740.61
  4. Step 4: Simplify right side
    71,972.24x = 4,144,630,451.63
  5. Step 5: Solve for x
    x = 4,144,630,451.63/71,972.24
  6. Step 6: Final answer
    x = 57,586.52

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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.