Home / 161,547.20-222,914.92-93,563.12

Finding the Fourth Proportional to 161,547.20, 222,914.92 and 93,563.12

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Solution

The fourth proportional to 161,547.20, 222,914.92 and 93,563.12 is: 129,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,547.20 : 222,914.92 = 93,563.12 : x
  2. Step 2: Convert to fraction form
    161,547.20/222,914.92 = 93,563.12/x
  3. Step 3: Cross multiply
    161,547.20x = 222,914.92 × 93,563.12
  4. Step 4: Simplify right side
    161,547.20x = 20,856,615,409.75
  5. Step 5: Solve for x
    x = 20,856,615,409.75/161,547.20
  6. Step 6: Final answer
    x = 129,105.40

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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.