Home / 85,060.08-117,376-49,252.36

Finding the Fourth Proportional to 85,060.08, 117,376 and 49,252.36

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Solution

The fourth proportional to 85,060.08, 117,376 and 49,252.36 is: 67,964.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,060.08 : 117,376 = 49,252.36 : x
  2. Step 2: Convert to fraction form
    85,060.08/117,376 = 49,252.36/x
  3. Step 3: Cross multiply
    85,060.08x = 117,376 × 49,252.36
  4. Step 4: Simplify right side
    85,060.08x = 5,781,045,007.36
  5. Step 5: Solve for x
    x = 5,781,045,007.36/85,060.08
  6. Step 6: Final answer
    x = 67,964.26

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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.