Home / 68,359.55-94,307.09-42,848.49

Finding the Fourth Proportional to 68,359.55, 94,307.09 and 42,848.49

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Solution

The fourth proportional to 68,359.55, 94,307.09 and 42,848.49 is: 59,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,359.55 : 94,307.09 = 42,848.49 : x
  2. Step 2: Convert to fraction form
    68,359.55/94,307.09 = 42,848.49/x
  3. Step 3: Cross multiply
    68,359.55x = 94,307.09 × 42,848.49
  4. Step 4: Simplify right side
    68,359.55x = 4,040,916,542.20
  5. Step 5: Solve for x
    x = 4,040,916,542.20/68,359.55
  6. Step 6: Final answer
    x = 59,112.69

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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.