Home / 40,179.50-60,190.80-19,089.52

Finding the Fourth Proportional to 40,179.50, 60,190.80 and 19,089.52

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Solution

The fourth proportional to 40,179.50, 60,190.80 and 19,089.52 is: 28,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,179.50 : 60,190.80 = 19,089.52 : x
  2. Step 2: Convert to fraction form
    40,179.50/60,190.80 = 19,089.52/x
  3. Step 3: Cross multiply
    40,179.50x = 60,190.80 × 19,089.52
  4. Step 4: Simplify right side
    40,179.50x = 1,149,013,480.42
  5. Step 5: Solve for x
    x = 1,149,013,480.42/40,179.50
  6. Step 6: Final answer
    x = 28,597.01

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Double scale
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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.