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Finding the Fourth Proportional to 51,649.52, 77,487.24 and 14,713.52

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Solution

The fourth proportional to 51,649.52, 77,487.24 and 14,713.52 is: 22,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,649.52 : 77,487.24 = 14,713.52 : x
  2. Step 2: Convert to fraction form
    51,649.52/77,487.24 = 14,713.52/x
  3. Step 3: Cross multiply
    51,649.52x = 77,487.24 × 14,713.52
  4. Step 4: Simplify right side
    51,649.52x = 1,140,110,055.48
  5. Step 5: Solve for x
    x = 1,140,110,055.48/51,649.52
  6. Step 6: Final answer
    x = 22,073.97

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1.5x scale

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.