Home / 132,237.54-182,488.18-71,809.20

Finding the Fourth Proportional to 132,237.54, 182,488.18 and 71,809.20

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Solution

The fourth proportional to 132,237.54, 182,488.18 and 71,809.20 is: 99,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,237.54 : 182,488.18 = 71,809.20 : x
  2. Step 2: Convert to fraction form
    132,237.54/182,488.18 = 71,809.20/x
  3. Step 3: Cross multiply
    132,237.54x = 182,488.18 × 71,809.20
  4. Step 4: Simplify right side
    132,237.54x = 13,104,330,215.26
  5. Step 5: Solve for x
    x = 13,104,330,215.26/132,237.54
  6. Step 6: Final answer
    x = 99,096.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.