Home / 268,878.03-371,062.41-148,030.56

Finding the Fourth Proportional to 268,878.03, 371,062.41 and 148,030.56

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Solution

The fourth proportional to 268,878.03, 371,062.41 and 148,030.56 is: 204,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,878.03 : 371,062.41 = 148,030.56 : x
  2. Step 2: Convert to fraction form
    268,878.03/371,062.41 = 148,030.56/x
  3. Step 3: Cross multiply
    268,878.03x = 371,062.41 × 148,030.56
  4. Step 4: Simplify right side
    268,878.03x = 54,928,576,347.25
  5. Step 5: Solve for x
    x = 54,928,576,347.25/268,878.03
  6. Step 6: Final answer
    x = 204,288.08

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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.