Home / 77,616.91-116,388.51-35,484.49

Finding the Fourth Proportional to 77,616.91, 116,388.51 and 35,484.49

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Solution

The fourth proportional to 77,616.91, 116,388.51 and 35,484.49 is: 53,209.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,616.91 : 116,388.51 = 35,484.49 : x
  2. Step 2: Convert to fraction form
    77,616.91/116,388.51 = 35,484.49/x
  3. Step 3: Cross multiply
    77,616.91x = 116,388.51 × 35,484.49
  4. Step 4: Simplify right side
    77,616.91x = 4,129,986,919.21
  5. Step 5: Solve for x
    x = 4,129,986,919.21/77,616.91
  6. Step 6: Final answer
    x = 53,209.89

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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.