Home / 162,319.41-223,996.46-90,700.02

Finding the Fourth Proportional to 162,319.41, 223,996.46 and 90,700.02

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Solution

The fourth proportional to 162,319.41, 223,996.46 and 90,700.02 is: 125,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,319.41 : 223,996.46 = 90,700.02 : x
  2. Step 2: Convert to fraction form
    162,319.41/223,996.46 = 90,700.02/x
  3. Step 3: Cross multiply
    162,319.41x = 223,996.46 × 90,700.02
  4. Step 4: Simplify right side
    162,319.41x = 20,316,482,948.43
  5. Step 5: Solve for x
    x = 20,316,482,948.43/162,319.41
  6. Step 6: Final answer
    x = 125,163.61

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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.