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Finding the Fourth Proportional to 124,096.50, 171,252.48 and 67,507.86

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Solution

The fourth proportional to 124,096.50, 171,252.48 and 67,507.86 is: 93,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,096.50 : 171,252.48 = 67,507.86 : x
  2. Step 2: Convert to fraction form
    124,096.50/171,252.48 = 67,507.86/x
  3. Step 3: Cross multiply
    124,096.50x = 171,252.48 × 67,507.86
  4. Step 4: Simplify right side
    124,096.50x = 11,560,888,444.49
  5. Step 5: Solve for x
    x = 11,560,888,444.49/124,096.50
  6. Step 6: Final answer
    x = 93,160.47

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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.