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Finding the Fourth Proportional to 88,948.80, 124,761.60 and 88,948.80

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Solution

The fourth proportional to 88,948.80, 124,761.60 and 88,948.80 is: 124,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,948.80 : 124,761.60 = 88,948.80 : x
  2. Step 2: Convert to fraction form
    88,948.80/124,761.60 = 88,948.80/x
  3. Step 3: Cross multiply
    88,948.80x = 124,761.60 × 88,948.80
  4. Step 4: Simplify right side
    88,948.80x = 11,097,394,606.08
  5. Step 5: Solve for x
    x = 11,097,394,606.08/88,948.80
  6. Step 6: Final answer
    x = 124,761.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.