Home / 43,427.32-65,053.62-32,915.32

Finding the Fourth Proportional to 43,427.32, 65,053.62 and 32,915.32

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Solution

The fourth proportional to 43,427.32, 65,053.62 and 32,915.32 is: 49,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,427.32 : 65,053.62 = 32,915.32 : x
  2. Step 2: Convert to fraction form
    43,427.32/65,053.62 = 32,915.32/x
  3. Step 3: Cross multiply
    43,427.32x = 65,053.62 × 32,915.32
  4. Step 4: Simplify right side
    43,427.32x = 2,141,260,719.46
  5. Step 5: Solve for x
    x = 2,141,260,719.46/43,427.32
  6. Step 6: Final answer
    x = 49,306.77

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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.