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Finding the Fourth Proportional to 173,397.40, 260,096.10 and 84,823.90

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Solution

The fourth proportional to 173,397.40, 260,096.10 and 84,823.90 is: 127,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,397.40 : 260,096.10 = 84,823.90 : x
  2. Step 2: Convert to fraction form
    173,397.40/260,096.10 = 84,823.90/x
  3. Step 3: Cross multiply
    173,397.40x = 260,096.10 × 84,823.90
  4. Step 4: Simplify right side
    173,397.40x = 22,062,365,576.79
  5. Step 5: Solve for x
    x = 22,062,365,576.79/173,397.40
  6. Step 6: Final answer
    x = 127,235.85

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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.