Home / 55,740.24-76,957.56-34,542

Finding the Fourth Proportional to 55,740.24, 76,957.56 and 34,542

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Solution

The fourth proportional to 55,740.24, 76,957.56 and 34,542 is: 47,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,740.24 : 76,957.56 = 34,542 : x
  2. Step 2: Convert to fraction form
    55,740.24/76,957.56 = 34,542/x
  3. Step 3: Cross multiply
    55,740.24x = 76,957.56 × 34,542
  4. Step 4: Simplify right side
    55,740.24x = 2,658,268,037.52
  5. Step 5: Solve for x
    x = 2,658,268,037.52/55,740.24
  6. Step 6: Final answer
    x = 47,690.29

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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.