Home / 55,542.76-76,569.29-39,599.53

Finding the Fourth Proportional to 55,542.76, 76,569.29 and 39,599.53

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Solution

The fourth proportional to 55,542.76, 76,569.29 and 39,599.53 is: 54,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542.76 : 76,569.29 = 39,599.53 : x
  2. Step 2: Convert to fraction form
    55,542.76/76,569.29 = 39,599.53/x
  3. Step 3: Cross multiply
    55,542.76x = 76,569.29 × 39,599.53
  4. Step 4: Simplify right side
    55,542.76x = 3,032,107,896.43
  5. Step 5: Solve for x
    x = 3,032,107,896.43/55,542.76
  6. Step 6: Final answer
    x = 54,590.52

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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.