Home / 161,070.28-222,264.02-93,091.65

Finding the Fourth Proportional to 161,070.28, 222,264.02 and 93,091.65

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Solution

The fourth proportional to 161,070.28, 222,264.02 and 93,091.65 is: 128,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,070.28 : 222,264.02 = 93,091.65 : x
  2. Step 2: Convert to fraction form
    161,070.28/222,264.02 = 93,091.65/x
  3. Step 3: Cross multiply
    161,070.28x = 222,264.02 × 93,091.65
  4. Step 4: Simplify right side
    161,070.28x = 20,690,924,357.43
  5. Step 5: Solve for x
    x = 20,690,924,357.43/161,070.28
  6. Step 6: Final answer
    x = 128,458.98

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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.