Home / 67,316.20-100,983.52-29,875.44

Finding the Fourth Proportional to 67,316.20, 100,983.52 and 29,875.44

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Solution

The fourth proportional to 67,316.20, 100,983.52 and 29,875.44 is: 44,817.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,316.20 : 100,983.52 = 29,875.44 : x
  2. Step 2: Convert to fraction form
    67,316.20/100,983.52 = 29,875.44/x
  3. Step 3: Cross multiply
    67,316.20x = 100,983.52 × 29,875.44
  4. Step 4: Simplify right side
    67,316.20x = 3,016,927,018.06
  5. Step 5: Solve for x
    x = 3,016,927,018.06/67,316.20
  6. Step 6: Final answer
    x = 44,817.25

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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.