Home / 237,848.67-328,241.07-130,422.78

Finding the Fourth Proportional to 237,848.67, 328,241.07 and 130,422.78

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Solution

The fourth proportional to 237,848.67, 328,241.07 and 130,422.78 is: 179,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,848.67 : 328,241.07 = 130,422.78 : x
  2. Step 2: Convert to fraction form
    237,848.67/328,241.07 = 130,422.78/x
  3. Step 3: Cross multiply
    237,848.67x = 328,241.07 × 130,422.78
  4. Step 4: Simplify right side
    237,848.67x = 42,810,112,859.57
  5. Step 5: Solve for x
    x = 42,810,112,859.57/237,848.67
  6. Step 6: Final answer
    x = 179,988.87

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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.