Home / 48,045.54-72,072.15-16,887.78

Finding the Fourth Proportional to 48,045.54, 72,072.15 and 16,887.78

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Solution

The fourth proportional to 48,045.54, 72,072.15 and 16,887.78 is: 25,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,045.54 : 72,072.15 = 16,887.78 : x
  2. Step 2: Convert to fraction form
    48,045.54/72,072.15 = 16,887.78/x
  3. Step 3: Cross multiply
    48,045.54x = 72,072.15 × 16,887.78
  4. Step 4: Simplify right side
    48,045.54x = 1,217,138,613.33
  5. Step 5: Solve for x
    x = 1,217,138,613.33/48,045.54
  6. Step 6: Final answer
    x = 25,333.02

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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.