Home / 55,448.73-76,519.49-30,298.77

Finding the Fourth Proportional to 55,448.73, 76,519.49 and 30,298.77

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Solution

The fourth proportional to 55,448.73, 76,519.49 and 30,298.77 is: 41,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,448.73 : 76,519.49 = 30,298.77 : x
  2. Step 2: Convert to fraction form
    55,448.73/76,519.49 = 30,298.77/x
  3. Step 3: Cross multiply
    55,448.73x = 76,519.49 × 30,298.77
  4. Step 4: Simplify right side
    55,448.73x = 2,318,446,276.53
  5. Step 5: Solve for x
    x = 2,318,446,276.53/55,448.73
  6. Step 6: Final answer
    x = 41,812.43

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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.