Home / 199,581.84-275,422.89-136,030.63

Finding the Fourth Proportional to 199,581.84, 275,422.89 and 136,030.63

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Solution

The fourth proportional to 199,581.84, 275,422.89 and 136,030.63 is: 187,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,581.84 : 275,422.89 = 136,030.63 : x
  2. Step 2: Convert to fraction form
    199,581.84/275,422.89 = 136,030.63/x
  3. Step 3: Cross multiply
    199,581.84x = 275,422.89 × 136,030.63
  4. Step 4: Simplify right side
    199,581.84x = 37,465,949,243.12
  5. Step 5: Solve for x
    x = 37,465,949,243.12/199,581.84
  6. Step 6: Final answer
    x = 187,722.24

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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.