Home / 54,895.41-82,335.83-15,455.90

Finding the Fourth Proportional to 54,895.41, 82,335.83 and 15,455.90

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Solution

The fourth proportional to 54,895.41, 82,335.83 and 15,455.90 is: 23,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,895.41 : 82,335.83 = 15,455.90 : x
  2. Step 2: Convert to fraction form
    54,895.41/82,335.83 = 15,455.90/x
  3. Step 3: Cross multiply
    54,895.41x = 82,335.83 × 15,455.90
  4. Step 4: Simplify right side
    54,895.41x = 1,272,574,483.46
  5. Step 5: Solve for x
    x = 1,272,574,483.46/54,895.41
  6. Step 6: Final answer
    x = 23,181.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.