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Finding the Fourth Proportional to 124,366.68, 171,683.64 and 73,362.24

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Solution

The fourth proportional to 124,366.68, 171,683.64 and 73,362.24 is: 101,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,366.68 : 171,683.64 = 73,362.24 : x
  2. Step 2: Convert to fraction form
    124,366.68/171,683.64 = 73,362.24/x
  3. Step 3: Cross multiply
    124,366.68x = 171,683.64 × 73,362.24
  4. Step 4: Simplify right side
    124,366.68x = 12,595,096,401.75
  5. Step 5: Solve for x
    x = 12,595,096,401.75/124,366.68
  6. Step 6: Final answer
    x = 101,273.88

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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.