Home / 162,987.96-244,423.62-88,163.40

Finding the Fourth Proportional to 162,987.96, 244,423.62 and 88,163.40

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Solution

The fourth proportional to 162,987.96, 244,423.62 and 88,163.40 is: 132,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,987.96 : 244,423.62 = 88,163.40 : x
  2. Step 2: Convert to fraction form
    162,987.96/244,423.62 = 88,163.40/x
  3. Step 3: Cross multiply
    162,987.96x = 244,423.62 × 88,163.40
  4. Step 4: Simplify right side
    162,987.96x = 21,549,217,379.51
  5. Step 5: Solve for x
    x = 21,549,217,379.51/162,987.96
  6. Step 6: Final answer
    x = 132,213.55

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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.