Home / 195,004.56-292,484.16-54,775.20

Finding the Fourth Proportional to 195,004.56, 292,484.16 and 54,775.20

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Solution

The fourth proportional to 195,004.56, 292,484.16 and 54,775.20 is: 82,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,004.56 : 292,484.16 = 54,775.20 : x
  2. Step 2: Convert to fraction form
    195,004.56/292,484.16 = 54,775.20/x
  3. Step 3: Cross multiply
    195,004.56x = 292,484.16 × 54,775.20
  4. Step 4: Simplify right side
    195,004.56x = 16,020,878,360.83
  5. Step 5: Solve for x
    x = 16,020,878,360.83/195,004.56
  6. Step 6: Final answer
    x = 82,156.43

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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.