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Finding the Fourth Proportional to 176,915.20, 244,143.12 and 101,466.40

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Solution

The fourth proportional to 176,915.20, 244,143.12 and 101,466.40 is: 140,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,915.20 : 244,143.12 = 101,466.40 : x
  2. Step 2: Convert to fraction form
    176,915.20/244,143.12 = 101,466.40/x
  3. Step 3: Cross multiply
    176,915.20x = 244,143.12 × 101,466.40
  4. Step 4: Simplify right side
    176,915.20x = 24,772,323,471.17
  5. Step 5: Solve for x
    x = 24,772,323,471.17/176,915.20
  6. Step 6: Final answer
    x = 140,023.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.