Home / 161,675.35-223,112.05-93,731.87

Finding the Fourth Proportional to 161,675.35, 223,112.05 and 93,731.87

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Solution

The fourth proportional to 161,675.35, 223,112.05 and 93,731.87 is: 129,350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,675.35 : 223,112.05 = 93,731.87 : x
  2. Step 2: Convert to fraction form
    161,675.35/223,112.05 = 93,731.87/x
  3. Step 3: Cross multiply
    161,675.35x = 223,112.05 × 93,731.87
  4. Step 4: Simplify right side
    161,675.35x = 20,912,709,989.48
  5. Step 5: Solve for x
    x = 20,912,709,989.48/161,675.35
  6. Step 6: Final answer
    x = 129,350.02

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1.5x scale

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.