Home / 115,949.30-173,973.45-49,420.76

Finding the Fourth Proportional to 115,949.30, 173,973.45 and 49,420.76

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Solution

The fourth proportional to 115,949.30, 173,973.45 and 49,420.76 is: 74,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,949.30 : 173,973.45 = 49,420.76 : x
  2. Step 2: Convert to fraction form
    115,949.30/173,973.45 = 49,420.76/x
  3. Step 3: Cross multiply
    115,949.30x = 173,973.45 × 49,420.76
  4. Step 4: Simplify right side
    115,949.30x = 8,597,899,248.95
  5. Step 5: Solve for x
    x = 8,597,899,248.95/115,949.30
  6. Step 6: Final answer
    x = 74,152.23

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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.