Home / 67,979.40-93,824.91-43,434.43

Finding the Fourth Proportional to 67,979.40, 93,824.91 and 43,434.43

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Solution

The fourth proportional to 67,979.40, 93,824.91 and 43,434.43 is: 59,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,979.40 : 93,824.91 = 43,434.43 : x
  2. Step 2: Convert to fraction form
    67,979.40/93,824.91 = 43,434.43/x
  3. Step 3: Cross multiply
    67,979.40x = 93,824.91 × 43,434.43
  4. Step 4: Simplify right side
    67,979.40x = 4,075,231,485.65
  5. Step 5: Solve for x
    x = 4,075,231,485.65/67,979.40
  6. Step 6: Final answer
    x = 59,948.04

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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.