Home / 68,049.48-93,909.36-37,423.86

Finding the Fourth Proportional to 68,049.48, 93,909.36 and 37,423.86

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Solution

The fourth proportional to 68,049.48, 93,909.36 and 37,423.86 is: 51,645.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,049.48 : 93,909.36 = 37,423.86 : x
  2. Step 2: Convert to fraction form
    68,049.48/93,909.36 = 37,423.86/x
  3. Step 3: Cross multiply
    68,049.48x = 93,909.36 × 37,423.86
  4. Step 4: Simplify right side
    68,049.48x = 3,514,450,741.33
  5. Step 5: Solve for x
    x = 3,514,450,741.33/68,049.48
  6. Step 6: Final answer
    x = 51,645.52

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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.