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Finding the Fourth Proportional to 160,500.78, 240,750.61 and 48,180.55

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Solution

The fourth proportional to 160,500.78, 240,750.61 and 48,180.55 is: 72,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,500.78 : 240,750.61 = 48,180.55 : x
  2. Step 2: Convert to fraction form
    160,500.78/240,750.61 = 48,180.55/x
  3. Step 3: Cross multiply
    160,500.78x = 240,750.61 × 48,180.55
  4. Step 4: Simplify right side
    160,500.78x = 11,599,496,802.64
  5. Step 5: Solve for x
    x = 11,599,496,802.64/160,500.78
  6. Step 6: Final answer
    x = 72,270.66

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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.