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Finding the Fourth Proportional to 83,255.60, 124,883.40 and 62,260.40

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Solution

The fourth proportional to 83,255.60, 124,883.40 and 62,260.40 is: 93,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,255.60 : 124,883.40 = 62,260.40 : x
  2. Step 2: Convert to fraction form
    83,255.60/124,883.40 = 62,260.40/x
  3. Step 3: Cross multiply
    83,255.60x = 124,883.40 × 62,260.40
  4. Step 4: Simplify right side
    83,255.60x = 7,775,290,437.36
  5. Step 5: Solve for x
    x = 7,775,290,437.36/83,255.60
  6. Step 6: Final answer
    x = 93,390.60

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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.