Home / 60,555.49-90,836.37-18,432.25

Finding the Fourth Proportional to 60,555.49, 90,836.37 and 18,432.25

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Solution

The fourth proportional to 60,555.49, 90,836.37 and 18,432.25 is: 27,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,555.49 : 90,836.37 = 18,432.25 : x
  2. Step 2: Convert to fraction form
    60,555.49/90,836.37 = 18,432.25/x
  3. Step 3: Cross multiply
    60,555.49x = 90,836.37 × 18,432.25
  4. Step 4: Simplify right side
    60,555.49x = 1,674,318,680.93
  5. Step 5: Solve for x
    x = 1,674,318,680.93/60,555.49
  6. Step 6: Final answer
    x = 27,649.33

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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.