Home / 55,542.94-76,569.52-39,599.71

Finding the Fourth Proportional to 55,542.94, 76,569.52 and 39,599.71

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Solution

The fourth proportional to 55,542.94, 76,569.52 and 39,599.71 is: 54,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542.94 : 76,569.52 = 39,599.71 : x
  2. Step 2: Convert to fraction form
    55,542.94/76,569.52 = 39,599.71/x
  3. Step 3: Cross multiply
    55,542.94x = 76,569.52 × 39,599.71
  4. Step 4: Simplify right side
    55,542.94x = 3,032,130,786.84
  5. Step 5: Solve for x
    x = 3,032,130,786.84/55,542.94
  6. Step 6: Final answer
    x = 54,590.75

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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.