Home / 69,444-95,834.58-42,571.02

Finding the Fourth Proportional to 69,444, 95,834.58 and 42,571.02

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Solution

The fourth proportional to 69,444, 95,834.58 and 42,571.02 is: 58,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,444 : 95,834.58 = 42,571.02 : x
  2. Step 2: Convert to fraction form
    69,444/95,834.58 = 42,571.02/x
  3. Step 3: Cross multiply
    69,444x = 95,834.58 × 42,571.02
  4. Step 4: Simplify right side
    69,444x = 4,079,775,821.87
  5. Step 5: Solve for x
    x = 4,079,775,821.87/69,444
  6. Step 6: Final answer
    x = 58,749.15

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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.