Home / 157,867.56-217,919.57-97,462.62

Finding the Fourth Proportional to 157,867.56, 217,919.57 and 97,462.62

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Solution

The fourth proportional to 157,867.56, 217,919.57 and 97,462.62 is: 134,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,867.56 : 217,919.57 = 97,462.62 : x
  2. Step 2: Convert to fraction form
    157,867.56/217,919.57 = 97,462.62/x
  3. Step 3: Cross multiply
    157,867.56x = 217,919.57 × 97,462.62
  4. Step 4: Simplify right side
    157,867.56x = 21,239,011,754.16
  5. Step 5: Solve for x
    x = 21,239,011,754.16/157,867.56
  6. Step 6: Final answer
    x = 134,536.90

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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.