Home / 40,100.62-60,152.91-10,518.52

Finding the Fourth Proportional to 40,100.62, 60,152.91 and 10,518.52

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Solution

The fourth proportional to 40,100.62, 60,152.91 and 10,518.52 is: 15,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.62 : 60,152.91 = 10,518.52 : x
  2. Step 2: Convert to fraction form
    40,100.62/60,152.91 = 10,518.52/x
  3. Step 3: Cross multiply
    40,100.62x = 60,152.91 × 10,518.52
  4. Step 4: Simplify right side
    40,100.62x = 632,719,586.89
  5. Step 5: Solve for x
    x = 632,719,586.89/40,100.62
  6. Step 6: Final answer
    x = 15,778.30

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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.