Home / 161,195.90-222,386.65-93,200.42

Finding the Fourth Proportional to 161,195.90, 222,386.65 and 93,200.42

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Solution

The fourth proportional to 161,195.90, 222,386.65 and 93,200.42 is: 128,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,195.90 : 222,386.65 = 93,200.42 : x
  2. Step 2: Convert to fraction form
    161,195.90/222,386.65 = 93,200.42/x
  3. Step 3: Cross multiply
    161,195.90x = 222,386.65 × 93,200.42
  4. Step 4: Simplify right side
    161,195.90x = 20,726,529,182.39
  5. Step 5: Solve for x
    x = 20,726,529,182.39/161,195.90
  6. Step 6: Final answer
    x = 128,579.75

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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.