Home / 67,914.40-93,721.38-37,698.68

Finding the Fourth Proportional to 67,914.40, 93,721.38 and 37,698.68

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Solution

The fourth proportional to 67,914.40, 93,721.38 and 37,698.68 is: 52,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,914.40 : 93,721.38 = 37,698.68 : x
  2. Step 2: Convert to fraction form
    67,914.40/93,721.38 = 37,698.68/x
  3. Step 3: Cross multiply
    67,914.40x = 93,721.38 × 37,698.68
  4. Step 4: Simplify right side
    67,914.40x = 3,533,172,313.78
  5. Step 5: Solve for x
    x = 3,533,172,313.78/67,914.40
  6. Step 6: Final answer
    x = 52,023.91

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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.