Home / 268,730.01-370,839.33-147,871.53

Finding the Fourth Proportional to 268,730.01, 370,839.33 and 147,871.53

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Solution

The fourth proportional to 268,730.01, 370,839.33 and 147,871.53 is: 204,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,730.01 : 370,839.33 = 147,871.53 : x
  2. Step 2: Convert to fraction form
    268,730.01/370,839.33 = 147,871.53/x
  3. Step 3: Cross multiply
    268,730.01x = 370,839.33 × 147,871.53
  4. Step 4: Simplify right side
    268,730.01x = 54,836,579,111.27
  5. Step 5: Solve for x
    x = 54,836,579,111.27/268,730.01
  6. Step 6: Final answer
    x = 204,058.26

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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.