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Finding the Fourth Proportional to 185,325.60, 277,773.60 and 85,275.84

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Solution

The fourth proportional to 185,325.60, 277,773.60 and 85,275.84 is: 127,814.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,325.60 : 277,773.60 = 85,275.84 : x
  2. Step 2: Convert to fraction form
    185,325.60/277,773.60 = 85,275.84/x
  3. Step 3: Cross multiply
    185,325.60x = 277,773.60 × 85,275.84
  4. Step 4: Simplify right side
    185,325.60x = 23,687,377,069.82
  5. Step 5: Solve for x
    x = 23,687,377,069.82/185,325.60
  6. Step 6: Final answer
    x = 127,814.92

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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.