Home / 47,623.92-71,468.64-21,358.02

Finding the Fourth Proportional to 47,623.92, 71,468.64 and 21,358.02

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Solution

The fourth proportional to 47,623.92, 71,468.64 and 21,358.02 is: 32,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,623.92 : 71,468.64 = 21,358.02 : x
  2. Step 2: Convert to fraction form
    47,623.92/71,468.64 = 21,358.02/x
  3. Step 3: Cross multiply
    47,623.92x = 71,468.64 × 21,358.02
  4. Step 4: Simplify right side
    47,623.92x = 1,526,428,642.49
  5. Step 5: Solve for x
    x = 1,526,428,642.49/47,623.92
  6. Step 6: Final answer
    x = 32,051.72

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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.