Home / 55,817.83-77,028.28-30,323.99

Finding the Fourth Proportional to 55,817.83, 77,028.28 and 30,323.99

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Solution

The fourth proportional to 55,817.83, 77,028.28 and 30,323.99 is: 41,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,817.83 : 77,028.28 = 30,323.99 : x
  2. Step 2: Convert to fraction form
    55,817.83/77,028.28 = 30,323.99/x
  3. Step 3: Cross multiply
    55,817.83x = 77,028.28 × 30,323.99
  4. Step 4: Simplify right side
    55,817.83x = 2,335,804,792.44
  5. Step 5: Solve for x
    x = 2,335,804,792.44/55,817.83
  6. Step 6: Final answer
    x = 41,846.93

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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.