Home / 237,849.15-328,231.62-130,420.97

Finding the Fourth Proportional to 237,849.15, 328,231.62 and 130,420.97

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Solution

The fourth proportional to 237,849.15, 328,231.62 and 130,420.97 is: 179,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,849.15 : 328,231.62 = 130,420.97 : x
  2. Step 2: Convert to fraction form
    237,849.15/328,231.62 = 130,420.97/x
  3. Step 3: Cross multiply
    237,849.15x = 328,231.62 × 130,420.97
  4. Step 4: Simplify right side
    237,849.15x = 42,808,286,265.07
  5. Step 5: Solve for x
    x = 42,808,286,265.07/237,849.15
  6. Step 6: Final answer
    x = 179,980.83

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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.