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Finding the Fourth Proportional to 60,495.60, 90,743.40 and 34,251.60

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Solution

The fourth proportional to 60,495.60, 90,743.40 and 34,251.60 is: 51,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,495.60 : 90,743.40 = 34,251.60 : x
  2. Step 2: Convert to fraction form
    60,495.60/90,743.40 = 34,251.60/x
  3. Step 3: Cross multiply
    60,495.60x = 90,743.40 × 34,251.60
  4. Step 4: Simplify right side
    60,495.60x = 3,108,106,639.44
  5. Step 5: Solve for x
    x = 3,108,106,639.44/60,495.60
  6. Step 6: Final answer
    x = 51,377.40

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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.