Home / 115,753.95-173,643.39-36,849.72

Finding the Fourth Proportional to 115,753.95, 173,643.39 and 36,849.72

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Solution

The fourth proportional to 115,753.95, 173,643.39 and 36,849.72 is: 55,278.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,753.95 : 173,643.39 = 36,849.72 : x
  2. Step 2: Convert to fraction form
    115,753.95/173,643.39 = 36,849.72/x
  3. Step 3: Cross multiply
    115,753.95x = 173,643.39 × 36,849.72
  4. Step 4: Simplify right side
    115,753.95x = 6,398,710,301.35
  5. Step 5: Solve for x
    x = 6,398,710,301.35/115,753.95
  6. Step 6: Final answer
    x = 55,278.55

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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.