Home / 47,572.35-71,361.64-15,979.92

Finding the Fourth Proportional to 47,572.35, 71,361.64 and 15,979.92

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Solution

The fourth proportional to 47,572.35, 71,361.64 and 15,979.92 is: 23,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,572.35 : 71,361.64 = 15,979.92 : x
  2. Step 2: Convert to fraction form
    47,572.35/71,361.64 = 15,979.92/x
  3. Step 3: Cross multiply
    47,572.35x = 71,361.64 × 15,979.92
  4. Step 4: Simplify right side
    47,572.35x = 1,140,353,298.27
  5. Step 5: Solve for x
    x = 1,140,353,298.27/47,572.35
  6. Step 6: Final answer
    x = 23,970.93

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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.