Home / 84,488.27-126,732.42-25,323.93

Finding the Fourth Proportional to 84,488.27, 126,732.42 and 25,323.93

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Solution

The fourth proportional to 84,488.27, 126,732.42 and 25,323.93 is: 37,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,488.27 : 126,732.42 = 25,323.93 : x
  2. Step 2: Convert to fraction form
    84,488.27/126,732.42 = 25,323.93/x
  3. Step 3: Cross multiply
    84,488.27x = 126,732.42 × 25,323.93
  4. Step 4: Simplify right side
    84,488.27x = 3,209,362,932.81
  5. Step 5: Solve for x
    x = 3,209,362,932.81/84,488.27
  6. Step 6: Final answer
    x = 37,985.90

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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.