Home / 67,538.29-101,307.49-17,618.33

Finding the Fourth Proportional to 67,538.29, 101,307.49 and 17,618.33

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Solution

The fourth proportional to 67,538.29, 101,307.49 and 17,618.33 is: 26,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,538.29 : 101,307.49 = 17,618.33 : x
  2. Step 2: Convert to fraction form
    67,538.29/101,307.49 = 17,618.33/x
  3. Step 3: Cross multiply
    67,538.29x = 101,307.49 × 17,618.33
  4. Step 4: Simplify right side
    67,538.29x = 1,784,868,790.29
  5. Step 5: Solve for x
    x = 1,784,868,790.29/67,538.29
  6. Step 6: Final answer
    x = 26,427.51

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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.