Home / 69,818.94-96,347.27-37,987.85

Finding the Fourth Proportional to 69,818.94, 96,347.27 and 37,987.85

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Solution

The fourth proportional to 69,818.94, 96,347.27 and 37,987.85 is: 52,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,818.94 : 96,347.27 = 37,987.85 : x
  2. Step 2: Convert to fraction form
    69,818.94/96,347.27 = 37,987.85/x
  3. Step 3: Cross multiply
    69,818.94x = 96,347.27 × 37,987.85
  4. Step 4: Simplify right side
    69,818.94x = 3,660,025,976.51
  5. Step 5: Solve for x
    x = 3,660,025,976.51/69,818.94
  6. Step 6: Final answer
    x = 52,421.68

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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.