Home / 79,587.24-119,271.24-40,170.48

Finding the Fourth Proportional to 79,587.24, 119,271.24 and 40,170.48

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Solution

The fourth proportional to 79,587.24, 119,271.24 and 40,170.48 is: 60,200.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,587.24 : 119,271.24 = 40,170.48 : x
  2. Step 2: Convert to fraction form
    79,587.24/119,271.24 = 40,170.48/x
  3. Step 3: Cross multiply
    79,587.24x = 119,271.24 × 40,170.48
  4. Step 4: Simplify right side
    79,587.24x = 4,791,182,961.00
  5. Step 5: Solve for x
    x = 4,791,182,961.00/79,587.24
  6. Step 6: Final answer
    x = 60,200.39

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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.