Home / 268,642.04-402,877.44-88,693.92

Finding the Fourth Proportional to 268,642.04, 402,877.44 and 88,693.92

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Solution

The fourth proportional to 268,642.04, 402,877.44 and 88,693.92 is: 133,012.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,642.04 : 402,877.44 = 88,693.92 : x
  2. Step 2: Convert to fraction form
    268,642.04/402,877.44 = 88,693.92/x
  3. Step 3: Cross multiply
    268,642.04x = 402,877.44 × 88,693.92
  4. Step 4: Simplify right side
    268,642.04x = 35,732,779,433.16
  5. Step 5: Solve for x
    x = 35,732,779,433.16/268,642.04
  6. Step 6: Final answer
    x = 133,012.61

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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.