Home / 250,083.11-345,275.70-223,179.41

Finding the Fourth Proportional to 250,083.11, 345,275.70 and 223,179.41

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Solution

The fourth proportional to 250,083.11, 345,275.70 and 223,179.41 is: 308,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,083.11 : 345,275.70 = 223,179.41 : x
  2. Step 2: Convert to fraction form
    250,083.11/345,275.70 = 223,179.41/x
  3. Step 3: Cross multiply
    250,083.11x = 345,275.70 × 223,179.41
  4. Step 4: Simplify right side
    250,083.11x = 77,058,427,013.34
  5. Step 5: Solve for x
    x = 77,058,427,013.34/250,083.11
  6. Step 6: Final answer
    x = 308,131.27

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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.