Home / 154,251.95-212,883.39-93,826.76

Finding the Fourth Proportional to 154,251.95, 212,883.39 and 93,826.76

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Solution

The fourth proportional to 154,251.95, 212,883.39 and 93,826.76 is: 129,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,251.95 : 212,883.39 = 93,826.76 : x
  2. Step 2: Convert to fraction form
    154,251.95/212,883.39 = 93,826.76/x
  3. Step 3: Cross multiply
    154,251.95x = 212,883.39 × 93,826.76
  4. Step 4: Simplify right side
    154,251.95x = 19,974,157,677.10
  5. Step 5: Solve for x
    x = 19,974,157,677.10/154,251.95
  6. Step 6: Final answer
    x = 129,490.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.