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Finding the Fourth Proportional to 57,613.16, 86,357.32 and 29,494.65

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Solution

The fourth proportional to 57,613.16, 86,357.32 and 29,494.65 is: 44,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,613.16 : 86,357.32 = 29,494.65 : x
  2. Step 2: Convert to fraction form
    57,613.16/86,357.32 = 29,494.65/x
  3. Step 3: Cross multiply
    57,613.16x = 86,357.32 × 29,494.65
  4. Step 4: Simplify right side
    57,613.16x = 2,547,078,928.34
  5. Step 5: Solve for x
    x = 2,547,078,928.34/57,613.16
  6. Step 6: Final answer
    x = 44,210.02

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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.