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Finding the Fourth Proportional to 60,613.79, 90,912.44 and 16,240.93

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Solution

The fourth proportional to 60,613.79, 90,912.44 and 16,240.93 is: 24,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,613.79 : 90,912.44 = 16,240.93 : x
  2. Step 2: Convert to fraction form
    60,613.79/90,912.44 = 16,240.93/x
  3. Step 3: Cross multiply
    60,613.79x = 90,912.44 × 16,240.93
  4. Step 4: Simplify right side
    60,613.79x = 1,476,502,387.49
  5. Step 5: Solve for x
    x = 1,476,502,387.49/60,613.79
  6. Step 6: Final answer
    x = 24,359.18

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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.