Home / 194,860.92-292,258.42-54,587.28

Finding the Fourth Proportional to 194,860.92, 292,258.42 and 54,587.28

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Solution

The fourth proportional to 194,860.92, 292,258.42 and 54,587.28 is: 81,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,860.92 : 292,258.42 = 54,587.28 : x
  2. Step 2: Convert to fraction form
    194,860.92/292,258.42 = 54,587.28/x
  3. Step 3: Cross multiply
    194,860.92x = 292,258.42 × 54,587.28
  4. Step 4: Simplify right side
    194,860.92x = 15,953,592,204.90
  5. Step 5: Solve for x
    x = 15,953,592,204.90/194,860.92
  6. Step 6: Final answer
    x = 81,871.69

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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.