Home / 153,986.61-230,979.92-48,805.58

Finding the Fourth Proportional to 153,986.61, 230,979.92 and 48,805.58

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Solution

The fourth proportional to 153,986.61, 230,979.92 and 48,805.58 is: 73,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,986.61 : 230,979.92 = 48,805.58 : x
  2. Step 2: Convert to fraction form
    153,986.61/230,979.92 = 48,805.58/x
  3. Step 3: Cross multiply
    153,986.61x = 230,979.92 × 48,805.58
  4. Step 4: Simplify right side
    153,986.61x = 11,273,107,565.03
  5. Step 5: Solve for x
    x = 11,273,107,565.03/153,986.61
  6. Step 6: Final answer
    x = 73,208.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.