Home / 60,255.73-90,383.13-18,135.63

Finding the Fourth Proportional to 60,255.73, 90,383.13 and 18,135.63

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Solution

The fourth proportional to 60,255.73, 90,383.13 and 18,135.63 is: 27,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,255.73 : 90,383.13 = 18,135.63 : x
  2. Step 2: Convert to fraction form
    60,255.73/90,383.13 = 18,135.63/x
  3. Step 3: Cross multiply
    60,255.73x = 90,383.13 × 18,135.63
  4. Step 4: Simplify right side
    60,255.73x = 1,639,154,552.01
  5. Step 5: Solve for x
    x = 1,639,154,552.01/60,255.73
  6. Step 6: Final answer
    x = 27,203.30

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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.