Home / 77,904.13-116,816.18-35,747.92

Finding the Fourth Proportional to 77,904.13, 116,816.18 and 35,747.92

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Solution

The fourth proportional to 77,904.13, 116,816.18 and 35,747.92 is: 53,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,904.13 : 116,816.18 = 35,747.92 : x
  2. Step 2: Convert to fraction form
    77,904.13/116,816.18 = 35,747.92/x
  3. Step 3: Cross multiply
    77,904.13x = 116,816.18 × 35,747.92
  4. Step 4: Simplify right side
    77,904.13x = 4,175,935,260.35
  5. Step 5: Solve for x
    x = 4,175,935,260.35/77,904.13
  6. Step 6: Final answer
    x = 53,603.52

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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.