Home / 154,417.30-231,625.95-148,293.70

Finding the Fourth Proportional to 154,417.30, 231,625.95 and 148,293.70

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Solution

The fourth proportional to 154,417.30, 231,625.95 and 148,293.70 is: 222,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,417.30 : 231,625.95 = 148,293.70 : x
  2. Step 2: Convert to fraction form
    154,417.30/231,625.95 = 148,293.70/x
  3. Step 3: Cross multiply
    154,417.30x = 231,625.95 × 148,293.70
  4. Step 4: Simplify right side
    154,417.30x = 34,348,669,141.52
  5. Step 5: Solve for x
    x = 34,348,669,141.52/154,417.30
  6. Step 6: Final answer
    x = 222,440.55

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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.