Home / 155,868.82-233,432.10-99,534.43

Finding the Fourth Proportional to 155,868.82, 233,432.10 and 99,534.43

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Solution

The fourth proportional to 155,868.82, 233,432.10 and 99,534.43 is: 149,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,868.82 : 233,432.10 = 99,534.43 : x
  2. Step 2: Convert to fraction form
    155,868.82/233,432.10 = 99,534.43/x
  3. Step 3: Cross multiply
    155,868.82x = 233,432.10 × 99,534.43
  4. Step 4: Simplify right side
    155,868.82x = 23,234,531,394.90
  5. Step 5: Solve for x
    x = 23,234,531,394.90/155,868.82
  6. Step 6: Final answer
    x = 149,064.65

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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.