Home / 67,377.34-92,980.54-38,698.86

Finding the Fourth Proportional to 67,377.34, 92,980.54 and 38,698.86

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Solution

The fourth proportional to 67,377.34, 92,980.54 and 38,698.86 is: 53,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,377.34 : 92,980.54 = 38,698.86 : x
  2. Step 2: Convert to fraction form
    67,377.34/92,980.54 = 38,698.86/x
  3. Step 3: Cross multiply
    67,377.34x = 92,980.54 × 38,698.86
  4. Step 4: Simplify right side
    67,377.34x = 3,598,241,297.24
  5. Step 5: Solve for x
    x = 3,598,241,297.24/67,377.34
  6. Step 6: Final answer
    x = 53,404.32

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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.