Home / 68,765.00-94,895.28-38,140.11

Finding the Fourth Proportional to 68,765.00, 94,895.28 and 38,140.11

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Solution

The fourth proportional to 68,765.00, 94,895.28 and 38,140.11 is: 52,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,765.00 : 94,895.28 = 38,140.11 : x
  2. Step 2: Convert to fraction form
    68,765.00/94,895.28 = 38,140.11/x
  3. Step 3: Cross multiply
    68,765.00x = 94,895.28 × 38,140.11
  4. Step 4: Simplify right side
    68,765.00x = 3,619,316,417.68
  5. Step 5: Solve for x
    x = 3,619,316,417.68/68,765.00
  6. Step 6: Final answer
    x = 52,633.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.