Home / 161,989.20-223,455.24-94,908.24

Finding the Fourth Proportional to 161,989.20, 223,455.24 and 94,908.24

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Solution

The fourth proportional to 161,989.20, 223,455.24 and 94,908.24 is: 130,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,989.20 : 223,455.24 = 94,908.24 : x
  2. Step 2: Convert to fraction form
    161,989.20/223,455.24 = 94,908.24/x
  3. Step 3: Cross multiply
    161,989.20x = 223,455.24 × 94,908.24
  4. Step 4: Simplify right side
    161,989.20x = 21,207,743,547.18
  5. Step 5: Solve for x
    x = 21,207,743,547.18/161,989.20
  6. Step 6: Final answer
    x = 130,920.73

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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.