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Finding the Fourth Proportional to 60,613.46, 90,933.95 and 18,497.30

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Solution

The fourth proportional to 60,613.46, 90,933.95 and 18,497.30 is: 27,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,613.46 : 90,933.95 = 18,497.30 : x
  2. Step 2: Convert to fraction form
    60,613.46/90,933.95 = 18,497.30/x
  3. Step 3: Cross multiply
    60,613.46x = 90,933.95 × 18,497.30
  4. Step 4: Simplify right side
    60,613.46x = 1,682,032,553.34
  5. Step 5: Solve for x
    x = 1,682,032,553.34/60,613.46
  6. Step 6: Final answer
    x = 27,750.15

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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.