Home / 88,263.12-132,380.73-38,329.81

Finding the Fourth Proportional to 88,263.12, 132,380.73 and 38,329.81

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Solution

The fourth proportional to 88,263.12, 132,380.73 and 38,329.81 is: 57,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,263.12 : 132,380.73 = 38,329.81 : x
  2. Step 2: Convert to fraction form
    88,263.12/132,380.73 = 38,329.81/x
  3. Step 3: Cross multiply
    88,263.12x = 132,380.73 × 38,329.81
  4. Step 4: Simplify right side
    88,263.12x = 5,074,128,228.56
  5. Step 5: Solve for x
    x = 5,074,128,228.56/88,263.12
  6. Step 6: Final answer
    x = 57,488.66

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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.