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Finding the Fourth Proportional to 58,505,187.60, 87,694,795.80 and 22,099,510.80

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Solution

The fourth proportional to 58,505,187.60, 87,694,795.80 and 22,099,510.80 is: 33,125,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,505,187.60 : 87,694,795.80 = 22,099,510.80 : x
  2. Step 2: Convert to fraction form
    58,505,187.60/87,694,795.80 = 22,099,510.80/x
  3. Step 3: Cross multiply
    58,505,187.60x = 87,694,795.80 × 22,099,510.80
  4. Step 4: Simplify right side
    58,505,187.60x = 1,938,012,086,885,894.75
  5. Step 5: Solve for x
    x = 1,938,012,086,885,894.75/58,505,187.60
  6. Step 6: Final answer
    x = 33,125,474.28

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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.