Home / 115,427.28-173,121.40-32,302.16

Finding the Fourth Proportional to 115,427.28, 173,121.40 and 32,302.16

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Solution

The fourth proportional to 115,427.28, 173,121.40 and 32,302.16 is: 48,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,427.28 : 173,121.40 = 32,302.16 : x
  2. Step 2: Convert to fraction form
    115,427.28/173,121.40 = 32,302.16/x
  3. Step 3: Cross multiply
    115,427.28x = 173,121.40 × 32,302.16
  4. Step 4: Simplify right side
    115,427.28x = 5,592,195,162.22
  5. Step 5: Solve for x
    x = 5,592,195,162.22/115,427.28
  6. Step 6: Final answer
    x = 48,447.78

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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.