Home / 67,037.12-100,555.63-17,117.23

Finding the Fourth Proportional to 67,037.12, 100,555.63 and 17,117.23

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Solution

The fourth proportional to 67,037.12, 100,555.63 and 17,117.23 is: 25,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,037.12 : 100,555.63 = 17,117.23 : x
  2. Step 2: Convert to fraction form
    67,037.12/100,555.63 = 17,117.23/x
  3. Step 3: Cross multiply
    67,037.12x = 100,555.63 × 17,117.23
  4. Step 4: Simplify right side
    67,037.12x = 1,721,233,837.15
  5. Step 5: Solve for x
    x = 1,721,233,837.15/67,037.12
  6. Step 6: Final answer
    x = 25,675.83

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Double scale
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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.