Home / 87,053.67-130,503.96-34,500.06

Finding the Fourth Proportional to 87,053.67, 130,503.96 and 34,500.06

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Solution

The fourth proportional to 87,053.67, 130,503.96 and 34,500.06 is: 51,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,053.67 : 130,503.96 = 34,500.06 : x
  2. Step 2: Convert to fraction form
    87,053.67/130,503.96 = 34,500.06/x
  3. Step 3: Cross multiply
    87,053.67x = 130,503.96 × 34,500.06
  4. Step 4: Simplify right side
    87,053.67x = 4,502,394,450.24
  5. Step 5: Solve for x
    x = 4,502,394,450.24/87,053.67
  6. Step 6: Final answer
    x = 51,719.75

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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.