Home / 161,155.90-222,382.09-93,177.24

Finding the Fourth Proportional to 161,155.90, 222,382.09 and 93,177.24

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Solution

The fourth proportional to 161,155.90, 222,382.09 and 93,177.24 is: 128,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,155.90 : 222,382.09 = 93,177.24 : x
  2. Step 2: Convert to fraction form
    161,155.90/222,382.09 = 93,177.24/x
  3. Step 3: Cross multiply
    161,155.90x = 222,382.09 × 93,177.24
  4. Step 4: Simplify right side
    161,155.90x = 20,720,949,371.63
  5. Step 5: Solve for x
    x = 20,720,949,371.63/161,155.90
  6. Step 6: Final answer
    x = 128,577.04

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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.