Home / 115,604.19-173,434.02-36,718.47

Finding the Fourth Proportional to 115,604.19, 173,434.02 and 36,718.47

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Solution

The fourth proportional to 115,604.19, 173,434.02 and 36,718.47 is: 55,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,604.19 : 173,434.02 = 36,718.47 : x
  2. Step 2: Convert to fraction form
    115,604.19/173,434.02 = 36,718.47/x
  3. Step 3: Cross multiply
    115,604.19x = 173,434.02 × 36,718.47
  4. Step 4: Simplify right side
    115,604.19x = 6,368,231,860.35
  5. Step 5: Solve for x
    x = 6,368,231,860.35/115,604.19
  6. Step 6: Final answer
    x = 55,086.51

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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.