Home / 67,444.84-101,158.38-20,693.80

Finding the Fourth Proportional to 67,444.84, 101,158.38 and 20,693.80

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Solution

The fourth proportional to 67,444.84, 101,158.38 and 20,693.80 is: 31,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,444.84 : 101,158.38 = 20,693.80 : x
  2. Step 2: Convert to fraction form
    67,444.84/101,158.38 = 20,693.80/x
  3. Step 3: Cross multiply
    67,444.84x = 101,158.38 × 20,693.80
  4. Step 4: Simplify right side
    67,444.84x = 2,093,351,284.04
  5. Step 5: Solve for x
    x = 2,093,351,284.04/67,444.84
  6. Step 6: Final answer
    x = 31,037.98

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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.