Home / 68,750.46-94,871.07-38,535.48

Finding the Fourth Proportional to 68,750.46, 94,871.07 and 38,535.48

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Solution

The fourth proportional to 68,750.46, 94,871.07 and 38,535.48 is: 53,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,750.46 : 94,871.07 = 38,535.48 : x
  2. Step 2: Convert to fraction form
    68,750.46/94,871.07 = 38,535.48/x
  3. Step 3: Cross multiply
    68,750.46x = 94,871.07 × 38,535.48
  4. Step 4: Simplify right side
    68,750.46x = 3,655,902,220.56
  5. Step 5: Solve for x
    x = 3,655,902,220.56/68,750.46
  6. Step 6: Final answer
    x = 53,176.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.