Home / 67,872.10-93,674.75-37,667.13

Finding the Fourth Proportional to 67,872.10, 93,674.75 and 37,667.13

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Solution

The fourth proportional to 67,872.10, 93,674.75 and 37,667.13 is: 51,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,872.10 : 93,674.75 = 37,667.13 : x
  2. Step 2: Convert to fraction form
    67,872.10/93,674.75 = 37,667.13/x
  3. Step 3: Cross multiply
    67,872.10x = 93,674.75 × 37,667.13
  4. Step 4: Simplify right side
    67,872.10x = 3,528,458,985.97
  5. Step 5: Solve for x
    x = 3,528,458,985.97/67,872.10
  6. Step 6: Final answer
    x = 51,986.88

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1.5x scale

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.