Home / 67,789.68-93,555.36-37,584.48

Finding the Fourth Proportional to 67,789.68, 93,555.36 and 37,584.48

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Solution

The fourth proportional to 67,789.68, 93,555.36 and 37,584.48 is: 51,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,789.68 : 93,555.36 = 37,584.48 : x
  2. Step 2: Convert to fraction form
    67,789.68/93,555.36 = 37,584.48/x
  3. Step 3: Cross multiply
    67,789.68x = 93,555.36 × 37,584.48
  4. Step 4: Simplify right side
    67,789.68x = 3,516,229,556.81
  5. Step 5: Solve for x
    x = 3,516,229,556.81/67,789.68
  6. Step 6: Final answer
    x = 51,869.69

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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.