Home / 60,201.12-90,295.20-18,076.80

Finding the Fourth Proportional to 60,201.12, 90,295.20 and 18,076.80

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Solution

The fourth proportional to 60,201.12, 90,295.20 and 18,076.80 is: 27,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,201.12 : 90,295.20 = 18,076.80 : x
  2. Step 2: Convert to fraction form
    60,201.12/90,295.20 = 18,076.80/x
  3. Step 3: Cross multiply
    60,201.12x = 90,295.20 × 18,076.80
  4. Step 4: Simplify right side
    60,201.12x = 1,632,248,271.36
  5. Step 5: Solve for x
    x = 1,632,248,271.36/60,201.12
  6. Step 6: Final answer
    x = 27,113.25

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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.