Home / 57,505.32-86,258.34-20,065.26

Finding the Fourth Proportional to 57,505.32, 86,258.34 and 20,065.26

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Solution

The fourth proportional to 57,505.32, 86,258.34 and 20,065.26 is: 30,098.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,505.32 : 86,258.34 = 20,065.26 : x
  2. Step 2: Convert to fraction form
    57,505.32/86,258.34 = 20,065.26/x
  3. Step 3: Cross multiply
    57,505.32x = 86,258.34 × 20,065.26
  4. Step 4: Simplify right side
    57,505.32x = 1,730,796,019.27
  5. Step 5: Solve for x
    x = 1,730,796,019.27/57,505.32
  6. Step 6: Final answer
    x = 30,098.02

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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.