Home / 67,934.95-101,869.63-28,481.47

Finding the Fourth Proportional to 67,934.95, 101,869.63 and 28,481.47

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Solution

The fourth proportional to 67,934.95, 101,869.63 and 28,481.47 is: 42,708.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,934.95 : 101,869.63 = 28,481.47 : x
  2. Step 2: Convert to fraction form
    67,934.95/101,869.63 = 28,481.47/x
  3. Step 3: Cross multiply
    67,934.95x = 101,869.63 × 28,481.47
  4. Step 4: Simplify right side
    67,934.95x = 2,901,396,810.76
  5. Step 5: Solve for x
    x = 2,901,396,810.76/67,934.95
  6. Step 6: Final answer
    x = 42,708.46

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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.