Home / 161,021.46-222,219.68-93,050.92

Finding the Fourth Proportional to 161,021.46, 222,219.68 and 93,050.92

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Solution

The fourth proportional to 161,021.46, 222,219.68 and 93,050.92 is: 128,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,021.46 : 222,219.68 = 93,050.92 : x
  2. Step 2: Convert to fraction form
    161,021.46/222,219.68 = 93,050.92/x
  3. Step 3: Cross multiply
    161,021.46x = 222,219.68 × 93,050.92
  4. Step 4: Simplify right side
    161,021.46x = 20,677,744,645.30
  5. Step 5: Solve for x
    x = 20,677,744,645.30/161,021.46
  6. Step 6: Final answer
    x = 128,416.08

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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.