Home / 161,207.57-222,448.78-93,214.26

Finding the Fourth Proportional to 161,207.57, 222,448.78 and 93,214.26

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Solution

The fourth proportional to 161,207.57, 222,448.78 and 93,214.26 is: 128,625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,207.57 : 222,448.78 = 93,214.26 : x
  2. Step 2: Convert to fraction form
    161,207.57/222,448.78 = 93,214.26/x
  3. Step 3: Cross multiply
    161,207.57x = 222,448.78 × 93,214.26
  4. Step 4: Simplify right side
    161,207.57x = 20,735,398,532.12
  5. Step 5: Solve for x
    x = 20,735,398,532.12/161,207.57
  6. Step 6: Final answer
    x = 128,625.46

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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.