Home / 115,932.40-173,898.60-49,374.70

Finding the Fourth Proportional to 115,932.40, 173,898.60 and 49,374.70

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Solution

The fourth proportional to 115,932.40, 173,898.60 and 49,374.70 is: 74,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,932.40 : 173,898.60 = 49,374.70 : x
  2. Step 2: Convert to fraction form
    115,932.40/173,898.60 = 49,374.70/x
  3. Step 3: Cross multiply
    115,932.40x = 173,898.60 × 49,374.70
  4. Step 4: Simplify right side
    115,932.40x = 8,586,191,205.42
  5. Step 5: Solve for x
    x = 8,586,191,205.42/115,932.40
  6. Step 6: Final answer
    x = 74,062.05

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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.