Home / 67,917.36-101,732.40-42,944.52

Finding the Fourth Proportional to 67,917.36, 101,732.40 and 42,944.52

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Solution

The fourth proportional to 67,917.36, 101,732.40 and 42,944.52 is: 64,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,917.36 : 101,732.40 = 42,944.52 : x
  2. Step 2: Convert to fraction form
    67,917.36/101,732.40 = 42,944.52/x
  3. Step 3: Cross multiply
    67,917.36x = 101,732.40 × 42,944.52
  4. Step 4: Simplify right side
    67,917.36x = 4,368,849,086.45
  5. Step 5: Solve for x
    x = 4,368,849,086.45/67,917.36
  6. Step 6: Final answer
    x = 64,325.96

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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.