Home / 161,210.43-222,452.72-93,217.10

Finding the Fourth Proportional to 161,210.43, 222,452.72 and 93,217.10

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Solution

The fourth proportional to 161,210.43, 222,452.72 and 93,217.10 is: 128,629.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,210.43 : 222,452.72 = 93,217.10 : x
  2. Step 2: Convert to fraction form
    161,210.43/222,452.72 = 93,217.10/x
  3. Step 3: Cross multiply
    161,210.43x = 222,452.72 × 93,217.10
  4. Step 4: Simplify right side
    161,210.43x = 20,736,397,445.51
  5. Step 5: Solve for x
    x = 20,736,397,445.51/161,210.43
  6. Step 6: Final answer
    x = 128,629.38

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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.