Home / 69,315.15-95,647.77-51,175.53

Finding the Fourth Proportional to 69,315.15, 95,647.77 and 51,175.53

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Solution

The fourth proportional to 69,315.15, 95,647.77 and 51,175.53 is: 70,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,315.15 : 95,647.77 = 51,175.53 : x
  2. Step 2: Convert to fraction form
    69,315.15/95,647.77 = 51,175.53/x
  3. Step 3: Cross multiply
    69,315.15x = 95,647.77 × 51,175.53
  4. Step 4: Simplify right side
    69,315.15x = 4,894,825,323.07
  5. Step 5: Solve for x
    x = 4,894,825,323.07/69,315.15
  6. Step 6: Final answer
    x = 70,616.96

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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.