Home / 87,198-130,798.23-24,868.50

Finding the Fourth Proportional to 87,198, 130,798.23 and 24,868.50

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Solution

The fourth proportional to 87,198, 130,798.23 and 24,868.50 is: 37,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,198 : 130,798.23 = 24,868.50 : x
  2. Step 2: Convert to fraction form
    87,198/130,798.23 = 24,868.50/x
  3. Step 3: Cross multiply
    87,198x = 130,798.23 × 24,868.50
  4. Step 4: Simplify right side
    87,198x = 3,252,755,782.76
  5. Step 5: Solve for x
    x = 3,252,755,782.76/87,198
  6. Step 6: Final answer
    x = 37,303.10

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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.