Home / 117,049.28-161,527.56-63,334.40

Finding the Fourth Proportional to 117,049.28, 161,527.56 and 63,334.40

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Solution

The fourth proportional to 117,049.28, 161,527.56 and 63,334.40 is: 87,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,049.28 : 161,527.56 = 63,334.40 : x
  2. Step 2: Convert to fraction form
    117,049.28/161,527.56 = 63,334.40/x
  3. Step 3: Cross multiply
    117,049.28x = 161,527.56 × 63,334.40
  4. Step 4: Simplify right side
    117,049.28x = 10,230,251,096.06
  5. Step 5: Solve for x
    x = 10,230,251,096.06/117,049.28
  6. Step 6: Final answer
    x = 87,401.23

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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.