Home / 138,016.45-207,024.63-44,522.20

Finding the Fourth Proportional to 138,016.45, 207,024.63 and 44,522.20

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Solution

The fourth proportional to 138,016.45, 207,024.63 and 44,522.20 is: 66,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,016.45 : 207,024.63 = 44,522.20 : x
  2. Step 2: Convert to fraction form
    138,016.45/207,024.63 = 44,522.20/x
  3. Step 3: Cross multiply
    138,016.45x = 207,024.63 × 44,522.20
  4. Step 4: Simplify right side
    138,016.45x = 9,217,191,981.79
  5. Step 5: Solve for x
    x = 9,217,191,981.79/138,016.45
  6. Step 6: Final answer
    x = 66,783.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.