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Finding the Fourth Proportional to 62,570.62, 86,349.12 and 35,344.54

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Solution

The fourth proportional to 62,570.62, 86,349.12 and 35,344.54 is: 48,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,570.62 : 86,349.12 = 35,344.54 : x
  2. Step 2: Convert to fraction form
    62,570.62/86,349.12 = 35,344.54/x
  3. Step 3: Cross multiply
    62,570.62x = 86,349.12 × 35,344.54
  4. Step 4: Simplify right side
    62,570.62x = 3,051,969,925.80
  5. Step 5: Solve for x
    x = 3,051,969,925.80/62,570.62
  6. Step 6: Final answer
    x = 48,776.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.