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Finding the Fourth Proportional to 178,317.89, 267,288.27 and 65,925.92

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Solution

The fourth proportional to 178,317.89, 267,288.27 and 65,925.92 is: 98,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,317.89 : 267,288.27 = 65,925.92 : x
  2. Step 2: Convert to fraction form
    178,317.89/267,288.27 = 65,925.92/x
  3. Step 3: Cross multiply
    178,317.89x = 267,288.27 × 65,925.92
  4. Step 4: Simplify right side
    178,317.89x = 17,621,225,104.96
  5. Step 5: Solve for x
    x = 17,621,225,104.96/178,317.89
  6. Step 6: Final answer
    x = 98,819.17

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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.