Home / 208,534.72-311,275.98-179,141.44

Finding the Fourth Proportional to 208,534.72, 311,275.98 and 179,141.44

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Solution

The fourth proportional to 208,534.72, 311,275.98 and 179,141.44 is: 267,401.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,534.72 : 311,275.98 = 179,141.44 : x
  2. Step 2: Convert to fraction form
    208,534.72/311,275.98 = 179,141.44/x
  3. Step 3: Cross multiply
    208,534.72x = 311,275.98 × 179,141.44
  4. Step 4: Simplify right side
    208,534.72x = 55,762,427,294.61
  5. Step 5: Solve for x
    x = 55,762,427,294.61/208,534.72
  6. Step 6: Final answer
    x = 267,401.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.