Home / 47,572.58-71,359.04-15,981.74

Finding the Fourth Proportional to 47,572.58, 71,359.04 and 15,981.74

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Solution

The fourth proportional to 47,572.58, 71,359.04 and 15,981.74 is: 23,972.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,572.58 : 71,359.04 = 15,981.74 : x
  2. Step 2: Convert to fraction form
    47,572.58/71,359.04 = 15,981.74/x
  3. Step 3: Cross multiply
    47,572.58x = 71,359.04 × 15,981.74
  4. Step 4: Simplify right side
    47,572.58x = 1,140,441,574.69
  5. Step 5: Solve for x
    x = 1,140,441,574.69/47,572.58
  6. Step 6: Final answer
    x = 23,972.66

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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.