Home / 69,849.42-96,392.21-38,018.55

Finding the Fourth Proportional to 69,849.42, 96,392.21 and 38,018.55

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Solution

The fourth proportional to 69,849.42, 96,392.21 and 38,018.55 is: 52,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,849.42 : 96,392.21 = 38,018.55 : x
  2. Step 2: Convert to fraction form
    69,849.42/96,392.21 = 38,018.55/x
  3. Step 3: Cross multiply
    69,849.42x = 96,392.21 × 38,018.55
  4. Step 4: Simplify right side
    69,849.42x = 3,664,691,865.40
  5. Step 5: Solve for x
    x = 3,664,691,865.40/69,849.42
  6. Step 6: Final answer
    x = 52,465.60

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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.