Home / 68,849.36-103,177.06-54,746.79

Finding the Fourth Proportional to 68,849.36, 103,177.06 and 54,746.79

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Solution

The fourth proportional to 68,849.36, 103,177.06 and 54,746.79 is: 82,043.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,849.36 : 103,177.06 = 54,746.79 : x
  2. Step 2: Convert to fraction form
    68,849.36/103,177.06 = 54,746.79/x
  3. Step 3: Cross multiply
    68,849.36x = 103,177.06 × 54,746.79
  4. Step 4: Simplify right side
    68,849.36x = 5,648,612,312.86
  5. Step 5: Solve for x
    x = 5,648,612,312.86/68,849.36
  6. Step 6: Final answer
    x = 82,043.06

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1.5x scale

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.