Home / 60,612.18-90,923.43-18,501.72

Finding the Fourth Proportional to 60,612.18, 90,923.43 and 18,501.72

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Solution

The fourth proportional to 60,612.18, 90,923.43 and 18,501.72 is: 27,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,612.18 : 90,923.43 = 18,501.72 : x
  2. Step 2: Convert to fraction form
    60,612.18/90,923.43 = 18,501.72/x
  3. Step 3: Cross multiply
    60,612.18x = 90,923.43 × 18,501.72
  4. Step 4: Simplify right side
    60,612.18x = 1,682,239,843.30
  5. Step 5: Solve for x
    x = 1,682,239,843.30/60,612.18
  6. Step 6: Final answer
    x = 27,754.16

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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.