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Finding the Fourth Proportional to 178,440.90, 267,697.80 and 60,124.20

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Solution

The fourth proportional to 178,440.90, 267,697.80 and 60,124.20 is: 90,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,440.90 : 267,697.80 = 60,124.20 : x
  2. Step 2: Convert to fraction form
    178,440.90/267,697.80 = 60,124.20/x
  3. Step 3: Cross multiply
    178,440.90x = 267,697.80 × 60,124.20
  4. Step 4: Simplify right side
    178,440.90x = 16,095,116,066.76
  5. Step 5: Solve for x
    x = 16,095,116,066.76/178,440.90
  6. Step 6: Final answer
    x = 90,198.58

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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.