Home / 69,200.18-95,496.54-38,985.86

Finding the Fourth Proportional to 69,200.18, 95,496.54 and 38,985.86

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Solution

The fourth proportional to 69,200.18, 95,496.54 and 38,985.86 is: 53,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,200.18 : 95,496.54 = 38,985.86 : x
  2. Step 2: Convert to fraction form
    69,200.18/95,496.54 = 38,985.86/x
  3. Step 3: Cross multiply
    69,200.18x = 95,496.54 × 38,985.86
  4. Step 4: Simplify right side
    69,200.18x = 3,723,014,738.92
  5. Step 5: Solve for x
    x = 3,723,014,738.92/69,200.18
  6. Step 6: Final answer
    x = 53,800.65

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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.