Home / 77,082.24-115,643.52-32,710.80

Finding the Fourth Proportional to 77,082.24, 115,643.52 and 32,710.80

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Solution

The fourth proportional to 77,082.24, 115,643.52 and 32,710.80 is: 49,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,082.24 : 115,643.52 = 32,710.80 : x
  2. Step 2: Convert to fraction form
    77,082.24/115,643.52 = 32,710.80/x
  3. Step 3: Cross multiply
    77,082.24x = 115,643.52 × 32,710.80
  4. Step 4: Simplify right side
    77,082.24x = 3,782,792,054.02
  5. Step 5: Solve for x
    x = 3,782,792,054.02/77,082.24
  6. Step 6: Final answer
    x = 49,074.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.