Home / 187,555.50-281,365.25-69,227.46

Finding the Fourth Proportional to 187,555.50, 281,365.25 and 69,227.46

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Solution

The fourth proportional to 187,555.50, 281,365.25 and 69,227.46 is: 103,853.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,555.50 : 281,365.25 = 69,227.46 : x
  2. Step 2: Convert to fraction form
    187,555.50/281,365.25 = 69,227.46/x
  3. Step 3: Cross multiply
    187,555.50x = 281,365.25 × 69,227.46
  4. Step 4: Simplify right side
    187,555.50x = 19,478,202,293.18
  5. Step 5: Solve for x
    x = 19,478,202,293.18/187,555.50
  6. Step 6: Final answer
    x = 103,853.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.