Home / 268,294.02-402,521.52-108,287.64

Finding the Fourth Proportional to 268,294.02, 402,521.52 and 108,287.64

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Solution

The fourth proportional to 268,294.02, 402,521.52 and 108,287.64 is: 162,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,294.02 : 402,521.52 = 108,287.64 : x
  2. Step 2: Convert to fraction form
    268,294.02/402,521.52 = 108,287.64/x
  3. Step 3: Cross multiply
    268,294.02x = 402,521.52 × 108,287.64
  4. Step 4: Simplify right side
    268,294.02x = 43,588,105,450.01
  5. Step 5: Solve for x
    x = 43,588,105,450.01/268,294.02
  6. Step 6: Final answer
    x = 162,463.95

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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.