Home / 237,827.48-328,198.20-130,398.44

Finding the Fourth Proportional to 237,827.48, 328,198.20 and 130,398.44

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Solution

The fourth proportional to 237,827.48, 328,198.20 and 130,398.44 is: 179,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,827.48 : 328,198.20 = 130,398.44 : x
  2. Step 2: Convert to fraction form
    237,827.48/328,198.20 = 130,398.44/x
  3. Step 3: Cross multiply
    237,827.48x = 328,198.20 × 130,398.44
  4. Step 4: Simplify right side
    237,827.48x = 42,796,533,290.81
  5. Step 5: Solve for x
    x = 42,796,533,290.81/237,827.48
  6. Step 6: Final answer
    x = 179,947.81

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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.