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Finding the Fourth Proportional to 62,698.30, 86,523.63 and 35,841.39

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Solution

The fourth proportional to 62,698.30, 86,523.63 and 35,841.39 is: 49,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,698.30 : 86,523.63 = 35,841.39 : x
  2. Step 2: Convert to fraction form
    62,698.30/86,523.63 = 35,841.39/x
  3. Step 3: Cross multiply
    62,698.30x = 86,523.63 × 35,841.39
  4. Step 4: Simplify right side
    62,698.30x = 3,101,127,167.05
  5. Step 5: Solve for x
    x = 3,101,127,167.05/62,698.30
  6. Step 6: Final answer
    x = 49,461.10

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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.