Home / 60,228.24-90,348.52-20,785.24

Finding the Fourth Proportional to 60,228.24, 90,348.52 and 20,785.24

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Solution

The fourth proportional to 60,228.24, 90,348.52 and 20,785.24 is: 31,179.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,228.24 : 90,348.52 = 20,785.24 : x
  2. Step 2: Convert to fraction form
    60,228.24/90,348.52 = 20,785.24/x
  3. Step 3: Cross multiply
    60,228.24x = 90,348.52 × 20,785.24
  4. Step 4: Simplify right side
    60,228.24x = 1,877,915,671.84
  5. Step 5: Solve for x
    x = 1,877,915,671.84/60,228.24
  6. Step 6: Final answer
    x = 31,179.99

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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.