Home / 199,582.68-275,424.12-136,031.52

Finding the Fourth Proportional to 199,582.68, 275,424.12 and 136,031.52

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Solution

The fourth proportional to 199,582.68, 275,424.12 and 136,031.52 is: 187,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,582.68 : 275,424.12 = 136,031.52 : x
  2. Step 2: Convert to fraction form
    199,582.68/275,424.12 = 136,031.52/x
  3. Step 3: Cross multiply
    199,582.68x = 275,424.12 × 136,031.52
  4. Step 4: Simplify right side
    199,582.68x = 37,466,361,688.26
  5. Step 5: Solve for x
    x = 37,466,361,688.26/199,582.68
  6. Step 6: Final answer
    x = 187,723.51

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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.