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Finding the Fourth Proportional to 58,796.48, 88,187.74 and 19,343.81

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Solution

The fourth proportional to 58,796.48, 88,187.74 and 19,343.81 is: 29,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,796.48 : 88,187.74 = 19,343.81 : x
  2. Step 2: Convert to fraction form
    58,796.48/88,187.74 = 19,343.81/x
  3. Step 3: Cross multiply
    58,796.48x = 88,187.74 × 19,343.81
  4. Step 4: Simplify right side
    58,796.48x = 1,705,887,059.00
  5. Step 5: Solve for x
    x = 1,705,887,059.00/58,796.48
  6. Step 6: Final answer
    x = 29,013.42

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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.