Home / 344,222.16-516,393.40-157,252.56

Finding the Fourth Proportional to 344,222.16, 516,393.40 and 157,252.56

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Solution

The fourth proportional to 344,222.16, 516,393.40 and 157,252.56 is: 235,906.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,222.16 : 516,393.40 = 157,252.56 : x
  2. Step 2: Convert to fraction form
    344,222.16/516,393.40 = 157,252.56/x
  3. Step 3: Cross multiply
    344,222.16x = 516,393.40 × 157,252.56
  4. Step 4: Simplify right side
    344,222.16x = 81,204,184,117.10
  5. Step 5: Solve for x
    x = 81,204,184,117.10/344,222.16
  6. Step 6: Final answer
    x = 235,906.32

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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.