Home / 164,851.20-227,492.55-89,399.70

Finding the Fourth Proportional to 164,851.20, 227,492.55 and 89,399.70

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Solution

The fourth proportional to 164,851.20, 227,492.55 and 89,399.70 is: 123,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,851.20 : 227,492.55 = 89,399.70 : x
  2. Step 2: Convert to fraction form
    164,851.20/227,492.55 = 89,399.70/x
  3. Step 3: Cross multiply
    164,851.20x = 227,492.55 × 89,399.70
  4. Step 4: Simplify right side
    164,851.20x = 20,337,765,722.24
  5. Step 5: Solve for x
    x = 20,337,765,722.24/164,851.20
  6. Step 6: Final answer
    x = 123,370.44

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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.