Home / 268,312.30-402,468.45-173,833.90

Finding the Fourth Proportional to 268,312.30, 402,468.45 and 173,833.90

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Solution

The fourth proportional to 268,312.30, 402,468.45 and 173,833.90 is: 260,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,312.30 : 402,468.45 = 173,833.90 : x
  2. Step 2: Convert to fraction form
    268,312.30/402,468.45 = 173,833.90/x
  3. Step 3: Cross multiply
    268,312.30x = 402,468.45 × 173,833.90
  4. Step 4: Simplify right side
    268,312.30x = 69,962,660,290.46
  5. Step 5: Solve for x
    x = 69,962,660,290.46/268,312.30
  6. Step 6: Final answer
    x = 260,750.85

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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.