Home / 158,799.90-238,005.45-69,959.10

Finding the Fourth Proportional to 158,799.90, 238,005.45 and 69,959.10

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Solution

The fourth proportional to 158,799.90, 238,005.45 and 69,959.10 is: 104,853.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,799.90 : 238,005.45 = 69,959.10 : x
  2. Step 2: Convert to fraction form
    158,799.90/238,005.45 = 69,959.10/x
  3. Step 3: Cross multiply
    158,799.90x = 238,005.45 × 69,959.10
  4. Step 4: Simplify right side
    158,799.90x = 16,650,647,077.10
  5. Step 5: Solve for x
    x = 16,650,647,077.10/158,799.90
  6. Step 6: Final answer
    x = 104,853.01

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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.