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Finding the Fourth Proportional to 59,190.90, 88,786.35 and 17,632.50

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Solution

The fourth proportional to 59,190.90, 88,786.35 and 17,632.50 is: 26,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,190.90 : 88,786.35 = 17,632.50 : x
  2. Step 2: Convert to fraction form
    59,190.90/88,786.35 = 17,632.50/x
  3. Step 3: Cross multiply
    59,190.90x = 88,786.35 × 17,632.50
  4. Step 4: Simplify right side
    59,190.90x = 1,565,525,316.38
  5. Step 5: Solve for x
    x = 1,565,525,316.38/59,190.90
  6. Step 6: Final answer
    x = 26,448.75

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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.