Home / 154,915.13-232,179.01-66,065.02

Finding the Fourth Proportional to 154,915.13, 232,179.01 and 66,065.02

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Solution

The fourth proportional to 154,915.13, 232,179.01 and 66,065.02 is: 99,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,915.13 : 232,179.01 = 66,065.02 : x
  2. Step 2: Convert to fraction form
    154,915.13/232,179.01 = 66,065.02/x
  3. Step 3: Cross multiply
    154,915.13x = 232,179.01 × 66,065.02
  4. Step 4: Simplify right side
    154,915.13x = 15,338,910,193.62
  5. Step 5: Solve for x
    x = 15,338,910,193.62/154,915.13
  6. Step 6: Final answer
    x = 99,014.92

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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.