Home / 118,044.48-162,899.28-64,329.96

Finding the Fourth Proportional to 118,044.48, 162,899.28 and 64,329.96

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Solution

The fourth proportional to 118,044.48, 162,899.28 and 64,329.96 is: 88,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,044.48 : 162,899.28 = 64,329.96 : x
  2. Step 2: Convert to fraction form
    118,044.48/162,899.28 = 64,329.96/x
  3. Step 3: Cross multiply
    118,044.48x = 162,899.28 × 64,329.96
  4. Step 4: Simplify right side
    118,044.48x = 10,479,304,166.43
  5. Step 5: Solve for x
    x = 10,479,304,166.43/118,044.48
  6. Step 6: Final answer
    x = 88,774.20

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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.