Home / 103,417.49-155,087.97-36,839.95

Finding the Fourth Proportional to 103,417.49, 155,087.97 and 36,839.95

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Solution

The fourth proportional to 103,417.49, 155,087.97 and 36,839.95 is: 55,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,417.49 : 155,087.97 = 36,839.95 : x
  2. Step 2: Convert to fraction form
    103,417.49/155,087.97 = 36,839.95/x
  3. Step 3: Cross multiply
    103,417.49x = 155,087.97 × 36,839.95
  4. Step 4: Simplify right side
    103,417.49x = 5,713,432,534.53
  5. Step 5: Solve for x
    x = 5,713,432,534.53/103,417.49
  6. Step 6: Final answer
    x = 55,246.29

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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.