Home / 77,029.70-115,564.80-24,439.10

Finding the Fourth Proportional to 77,029.70, 115,564.80 and 24,439.10

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Solution

The fourth proportional to 77,029.70, 115,564.80 and 24,439.10 is: 36,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,029.70 : 115,564.80 = 24,439.10 : x
  2. Step 2: Convert to fraction form
    77,029.70/115,564.80 = 24,439.10/x
  3. Step 3: Cross multiply
    77,029.70x = 115,564.80 × 24,439.10
  4. Step 4: Simplify right side
    77,029.70x = 2,824,299,703.68
  5. Step 5: Solve for x
    x = 2,824,299,703.68/77,029.70
  6. Step 6: Final answer
    x = 36,665.07

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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.