Home / 47,979.52-71,971.44-14,697.16

Finding the Fourth Proportional to 47,979.52, 71,971.44 and 14,697.16

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Solution

The fourth proportional to 47,979.52, 71,971.44 and 14,697.16 is: 22,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.52 : 71,971.44 = 14,697.16 : x
  2. Step 2: Convert to fraction form
    47,979.52/71,971.44 = 14,697.16/x
  3. Step 3: Cross multiply
    47,979.52x = 71,971.44 × 14,697.16
  4. Step 4: Simplify right side
    47,979.52x = 1,057,775,769.11
  5. Step 5: Solve for x
    x = 1,057,775,769.11/47,979.52
  6. Step 6: Final answer
    x = 22,046.40

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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.