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Finding the Fourth Proportional to 60,601.30, 90,792.60 and 53,602.90

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Solution

The fourth proportional to 60,601.30, 90,792.60 and 53,602.90 is: 80,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,601.30 : 90,792.60 = 53,602.90 : x
  2. Step 2: Convert to fraction form
    60,601.30/90,792.60 = 53,602.90/x
  3. Step 3: Cross multiply
    60,601.30x = 90,792.60 × 53,602.90
  4. Step 4: Simplify right side
    60,601.30x = 4,866,746,658.54
  5. Step 5: Solve for x
    x = 4,866,746,658.54/60,601.30
  6. Step 6: Final answer
    x = 80,307.63

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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.