Home / 69,771.84-96,339.36-53,613.66

Finding the Fourth Proportional to 69,771.84, 96,339.36 and 53,613.66

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Solution

The fourth proportional to 69,771.84, 96,339.36 and 53,613.66 is: 74,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771.84 : 96,339.36 = 53,613.66 : x
  2. Step 2: Convert to fraction form
    69,771.84/96,339.36 = 53,613.66/x
  3. Step 3: Cross multiply
    69,771.84x = 96,339.36 × 53,613.66
  4. Step 4: Simplify right side
    69,771.84x = 5,165,105,974.94
  5. Step 5: Solve for x
    x = 5,165,105,974.94/69,771.84
  6. Step 6: Final answer
    x = 74,028.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.