Home / 47,001.91-70,562.98-40,380.77

Finding the Fourth Proportional to 47,001.91, 70,562.98 and 40,380.77

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Solution

The fourth proportional to 47,001.91, 70,562.98 and 40,380.77 is: 60,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,001.91 : 70,562.98 = 40,380.77 : x
  2. Step 2: Convert to fraction form
    47,001.91/70,562.98 = 40,380.77/x
  3. Step 3: Cross multiply
    47,001.91x = 70,562.98 × 40,380.77
  4. Step 4: Simplify right side
    47,001.91x = 2,849,387,465.89
  5. Step 5: Solve for x
    x = 2,849,387,465.89/47,001.91
  6. Step 6: Final answer
    x = 60,622.80

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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.