Home / 95,377.01-143,636.63-86,864.30

Finding the Fourth Proportional to 95,377.01, 143,636.63 and 86,864.30

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Solution

The fourth proportional to 95,377.01, 143,636.63 and 86,864.30 is: 130,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,377.01 : 143,636.63 = 86,864.30 : x
  2. Step 2: Convert to fraction form
    95,377.01/143,636.63 = 86,864.30/x
  3. Step 3: Cross multiply
    95,377.01x = 143,636.63 × 86,864.30
  4. Step 4: Simplify right side
    95,377.01x = 12,476,894,705.44
  5. Step 5: Solve for x
    x = 12,476,894,705.44/95,377.01
  6. Step 6: Final answer
    x = 130,816.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.