Home / 178,355.80-267,534.20-45,236.16

Finding the Fourth Proportional to 178,355.80, 267,534.20 and 45,236.16

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Solution

The fourth proportional to 178,355.80, 267,534.20 and 45,236.16 is: 67,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,355.80 : 267,534.20 = 45,236.16 : x
  2. Step 2: Convert to fraction form
    178,355.80/267,534.20 = 45,236.16/x
  3. Step 3: Cross multiply
    178,355.80x = 267,534.20 × 45,236.16
  4. Step 4: Simplify right side
    178,355.80x = 12,102,219,876.67
  5. Step 5: Solve for x
    x = 12,102,219,876.67/178,355.80
  6. Step 6: Final answer
    x = 67,854.37

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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.