Home / 161,209.15-222,450.92-93,215.83

Finding the Fourth Proportional to 161,209.15, 222,450.92 and 93,215.83

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Solution

The fourth proportional to 161,209.15, 222,450.92 and 93,215.83 is: 128,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,209.15 : 222,450.92 = 93,215.83 : x
  2. Step 2: Convert to fraction form
    161,209.15/222,450.92 = 93,215.83/x
  3. Step 3: Cross multiply
    161,209.15x = 222,450.92 × 93,215.83
  4. Step 4: Simplify right side
    161,209.15x = 20,735,946,029.81
  5. Step 5: Solve for x
    x = 20,735,946,029.81/161,209.15
  6. Step 6: Final answer
    x = 128,627.60

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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.