Home / 154,063.30-230,766.90-124,538.80

Finding the Fourth Proportional to 154,063.30, 230,766.90 and 124,538.80

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Solution

The fourth proportional to 154,063.30, 230,766.90 and 124,538.80 is: 186,543.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,063.30 : 230,766.90 = 124,538.80 : x
  2. Step 2: Convert to fraction form
    154,063.30/230,766.90 = 124,538.80/x
  3. Step 3: Cross multiply
    154,063.30x = 230,766.90 × 124,538.80
  4. Step 4: Simplify right side
    154,063.30x = 28,739,432,805.72
  5. Step 5: Solve for x
    x = 28,739,432,805.72/154,063.30
  6. Step 6: Final answer
    x = 186,543.02

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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.