Home / 124,617.40-186,926.10-110,839.30

Finding the Fourth Proportional to 124,617.40, 186,926.10 and 110,839.30

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Solution

The fourth proportional to 124,617.40, 186,926.10 and 110,839.30 is: 166,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,617.40 : 186,926.10 = 110,839.30 : x
  2. Step 2: Convert to fraction form
    124,617.40/186,926.10 = 110,839.30/x
  3. Step 3: Cross multiply
    124,617.40x = 186,926.10 × 110,839.30
  4. Step 4: Simplify right side
    124,617.40x = 20,718,758,075.73
  5. Step 5: Solve for x
    x = 20,718,758,075.73/124,617.40
  6. Step 6: Final answer
    x = 166,258.95

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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.