Home / 161,176.40-222,359.72-93,180.88

Finding the Fourth Proportional to 161,176.40, 222,359.72 and 93,180.88

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Solution

The fourth proportional to 161,176.40, 222,359.72 and 93,180.88 is: 128,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,176.40 : 222,359.72 = 93,180.88 : x
  2. Step 2: Convert to fraction form
    161,176.40/222,359.72 = 93,180.88/x
  3. Step 3: Cross multiply
    161,176.40x = 222,359.72 × 93,180.88
  4. Step 4: Simplify right side
    161,176.40x = 20,719,674,386.15
  5. Step 5: Solve for x
    x = 20,719,674,386.15/161,176.40
  6. Step 6: Final answer
    x = 128,552.78

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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.