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Finding the Fourth Proportional to 59,178, 88,782.39 and 17,625

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Solution

The fourth proportional to 59,178, 88,782.39 and 17,625 is: 26,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,178 : 88,782.39 = 17,625 : x
  2. Step 2: Convert to fraction form
    59,178/88,782.39 = 17,625/x
  3. Step 3: Cross multiply
    59,178x = 88,782.39 × 17,625
  4. Step 4: Simplify right side
    59,178x = 1,564,789,623.75
  5. Step 5: Solve for x
    x = 1,564,789,623.75/59,178
  6. Step 6: Final answer
    x = 26,442.08

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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.