Home / 162,851.64-244,392.89-74,116.55

Finding the Fourth Proportional to 162,851.64, 244,392.89 and 74,116.55

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Solution

The fourth proportional to 162,851.64, 244,392.89 and 74,116.55 is: 111,227.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,851.64 : 244,392.89 = 74,116.55 : x
  2. Step 2: Convert to fraction form
    162,851.64/244,392.89 = 74,116.55/x
  3. Step 3: Cross multiply
    162,851.64x = 244,392.89 × 74,116.55
  4. Step 4: Simplify right side
    162,851.64x = 18,113,557,851.33
  5. Step 5: Solve for x
    x = 18,113,557,851.33/162,851.64
  6. Step 6: Final answer
    x = 111,227.36

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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.