Home / 77,913.69-116,778.24-35,758.25

Finding the Fourth Proportional to 77,913.69, 116,778.24 and 35,758.25

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Solution

The fourth proportional to 77,913.69, 116,778.24 and 35,758.25 is: 53,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,913.69 : 116,778.24 = 35,758.25 : x
  2. Step 2: Convert to fraction form
    77,913.69/116,778.24 = 35,758.25/x
  3. Step 3: Cross multiply
    77,913.69x = 116,778.24 × 35,758.25
  4. Step 4: Simplify right side
    77,913.69x = 4,175,784,916.59
  5. Step 5: Solve for x
    x = 4,175,784,916.59/77,913.69
  6. Step 6: Final answer
    x = 53,595.01

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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.