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Finding the Fourth Proportional to 60,273.06, 90,415.67 and 15,902.88

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Solution

The fourth proportional to 60,273.06, 90,415.67 and 15,902.88 is: 23,855.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,273.06 : 90,415.67 = 15,902.88 : x
  2. Step 2: Convert to fraction form
    60,273.06/90,415.67 = 15,902.88/x
  3. Step 3: Cross multiply
    60,273.06x = 90,415.67 × 15,902.88
  4. Step 4: Simplify right side
    60,273.06x = 1,437,869,470.62
  5. Step 5: Solve for x
    x = 1,437,869,470.62/60,273.06
  6. Step 6: Final answer
    x = 23,855.92

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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.