Home / 53,614.08-80,434.62-31,446

Finding the Fourth Proportional to 53,614.08, 80,434.62 and 31,446

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Solution

The fourth proportional to 53,614.08, 80,434.62 and 31,446 is: 47,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,614.08 : 80,434.62 = 31,446 : x
  2. Step 2: Convert to fraction form
    53,614.08/80,434.62 = 31,446/x
  3. Step 3: Cross multiply
    53,614.08x = 80,434.62 × 31,446
  4. Step 4: Simplify right side
    53,614.08x = 2,529,347,060.52
  5. Step 5: Solve for x
    x = 2,529,347,060.52/53,614.08
  6. Step 6: Final answer
    x = 47,176.92

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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.