Home / 67,615.38-101,428.50-23,242.14

Finding the Fourth Proportional to 67,615.38, 101,428.50 and 23,242.14

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Solution

The fourth proportional to 67,615.38, 101,428.50 and 23,242.14 is: 34,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,615.38 : 101,428.50 = 23,242.14 : x
  2. Step 2: Convert to fraction form
    67,615.38/101,428.50 = 23,242.14/x
  3. Step 3: Cross multiply
    67,615.38x = 101,428.50 × 23,242.14
  4. Step 4: Simplify right side
    67,615.38x = 2,357,415,396.99
  5. Step 5: Solve for x
    x = 2,357,415,396.99/67,615.38
  6. Step 6: Final answer
    x = 34,865.08

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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.