Home / 48,000.47-71,998.67-14,718.78

Finding the Fourth Proportional to 48,000.47, 71,998.67 and 14,718.78

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Solution

The fourth proportional to 48,000.47, 71,998.67 and 14,718.78 is: 22,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.47 : 71,998.67 = 14,718.78 : x
  2. Step 2: Convert to fraction form
    48,000.47/71,998.67 = 14,718.78/x
  3. Step 3: Cross multiply
    48,000.47x = 71,998.67 × 14,718.78
  4. Step 4: Simplify right side
    48,000.47x = 1,059,732,620.82
  5. Step 5: Solve for x
    x = 1,059,732,620.82/48,000.47
  6. Step 6: Final answer
    x = 22,077.55

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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.