Home / 237,928.74-328,351.11-130,502.70

Finding the Fourth Proportional to 237,928.74, 328,351.11 and 130,502.70

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Solution

The fourth proportional to 237,928.74, 328,351.11 and 130,502.70 is: 180,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,928.74 : 328,351.11 = 130,502.70 : x
  2. Step 2: Convert to fraction form
    237,928.74/328,351.11 = 130,502.70/x
  3. Step 3: Cross multiply
    237,928.74x = 328,351.11 × 130,502.70
  4. Step 4: Simplify right side
    237,928.74x = 42,850,706,403.00
  5. Step 5: Solve for x
    x = 42,850,706,403.00/237,928.74
  6. Step 6: Final answer
    x = 180,098.91

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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.