Home / 102,506.38-153,758.66-32,385.69

Finding the Fourth Proportional to 102,506.38, 153,758.66 and 32,385.69

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Solution

The fourth proportional to 102,506.38, 153,758.66 and 32,385.69 is: 48,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,506.38 : 153,758.66 = 32,385.69 : x
  2. Step 2: Convert to fraction form
    102,506.38/153,758.66 = 32,385.69/x
  3. Step 3: Cross multiply
    102,506.38x = 153,758.66 × 32,385.69
  4. Step 4: Simplify right side
    102,506.38x = 4,979,580,135.65
  5. Step 5: Solve for x
    x = 4,979,580,135.65/102,506.38
  6. Step 6: Final answer
    x = 48,578.25

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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.