Home / 77,604.18-116,384.39-33,279.15

Finding the Fourth Proportional to 77,604.18, 116,384.39 and 33,279.15

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Solution

The fourth proportional to 77,604.18, 116,384.39 and 33,279.15 is: 49,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,604.18 : 116,384.39 = 33,279.15 : x
  2. Step 2: Convert to fraction form
    77,604.18/116,384.39 = 33,279.15/x
  3. Step 3: Cross multiply
    77,604.18x = 116,384.39 × 33,279.15
  4. Step 4: Simplify right side
    77,604.18x = 3,873,173,572.47
  5. Step 5: Solve for x
    x = 3,873,173,572.47/77,604.18
  6. Step 6: Final answer
    x = 49,909.34

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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.