Home / 68,028.24-101,888.48-36,382.40

Finding the Fourth Proportional to 68,028.24, 101,888.48 and 36,382.40

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Solution

The fourth proportional to 68,028.24, 101,888.48 and 36,382.40 is: 54,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028.24 : 101,888.48 = 36,382.40 : x
  2. Step 2: Convert to fraction form
    68,028.24/101,888.48 = 36,382.40/x
  3. Step 3: Cross multiply
    68,028.24x = 101,888.48 × 36,382.40
  4. Step 4: Simplify right side
    68,028.24x = 3,706,947,434.75
  5. Step 5: Solve for x
    x = 3,706,947,434.75/68,028.24
  6. Step 6: Final answer
    x = 54,491.30

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1.5x scale

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.