Home / 60,115.44-90,152.04-20,677.32

Finding the Fourth Proportional to 60,115.44, 90,152.04 and 20,677.32

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Solution

The fourth proportional to 60,115.44, 90,152.04 and 20,677.32 is: 31,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,115.44 : 90,152.04 = 20,677.32 : x
  2. Step 2: Convert to fraction form
    60,115.44/90,152.04 = 20,677.32/x
  3. Step 3: Cross multiply
    60,115.44x = 90,152.04 × 20,677.32
  4. Step 4: Simplify right side
    60,115.44x = 1,864,102,579.73
  5. Step 5: Solve for x
    x = 1,864,102,579.73/60,115.44
  6. Step 6: Final answer
    x = 31,008.72

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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.