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Finding the Fourth Proportional to 58,769, 88,153.50 and 14,993

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Solution

The fourth proportional to 58,769, 88,153.50 and 14,993 is: 22,489.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,769 : 88,153.50 = 14,993 : x
  2. Step 2: Convert to fraction form
    58,769/88,153.50 = 14,993/x
  3. Step 3: Cross multiply
    58,769x = 88,153.50 × 14,993
  4. Step 4: Simplify right side
    58,769x = 1,321,685,425.50
  5. Step 5: Solve for x
    x = 1,321,685,425.50/58,769
  6. Step 6: Final answer
    x = 22,489.50

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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.