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Finding the Fourth Proportional to 185,807.26, 279,950.50 and 168,058.40

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Solution

The fourth proportional to 185,807.26, 279,950.50 and 168,058.40 is: 253,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,807.26 : 279,950.50 = 168,058.40 : x
  2. Step 2: Convert to fraction form
    185,807.26/279,950.50 = 168,058.40/x
  3. Step 3: Cross multiply
    185,807.26x = 279,950.50 × 168,058.40
  4. Step 4: Simplify right side
    185,807.26x = 47,048,033,388.93
  5. Step 5: Solve for x
    x = 47,048,033,388.93/185,807.26
  6. Step 6: Final answer
    x = 253,208.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.