Home / 178,764.02-267,737.79-85,335.38

Finding the Fourth Proportional to 178,764.02, 267,737.79 and 85,335.38

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Solution

The fourth proportional to 178,764.02, 267,737.79 and 85,335.38 is: 127,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,764.02 : 267,737.79 = 85,335.38 : x
  2. Step 2: Convert to fraction form
    178,764.02/267,737.79 = 85,335.38/x
  3. Step 3: Cross multiply
    178,764.02x = 267,737.79 × 85,335.38
  4. Step 4: Simplify right side
    178,764.02x = 22,847,506,050.01
  5. Step 5: Solve for x
    x = 22,847,506,050.01/178,764.02
  6. Step 6: Final answer
    x = 127,808.19

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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.