Home / 178,850.68-268,276.07-66,516.22

Finding the Fourth Proportional to 178,850.68, 268,276.07 and 66,516.22

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Solution

The fourth proportional to 178,850.68, 268,276.07 and 66,516.22 is: 99,774.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,850.68 : 268,276.07 = 66,516.22 : x
  2. Step 2: Convert to fraction form
    178,850.68/268,276.07 = 66,516.22/x
  3. Step 3: Cross multiply
    178,850.68x = 268,276.07 × 66,516.22
  4. Step 4: Simplify right side
    178,850.68x = 17,844,710,092.86
  5. Step 5: Solve for x
    x = 17,844,710,092.86/178,850.68
  6. Step 6: Final answer
    x = 99,774.35

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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.