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Finding the Fourth Proportional to 58,707,871.80, 88,061,807.70 and 15,576,991.80

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Solution

The fourth proportional to 58,707,871.80, 88,061,807.70 and 15,576,991.80 is: 23,365,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,707,871.80 : 88,061,807.70 = 15,576,991.80 : x
  2. Step 2: Convert to fraction form
    58,707,871.80/88,061,807.70 = 15,576,991.80/x
  3. Step 3: Cross multiply
    58,707,871.80x = 88,061,807.70 × 15,576,991.80
  4. Step 4: Simplify right side
    58,707,871.80x = 1,371,738,056,436,077
  5. Step 5: Solve for x
    x = 1,371,738,056,436,077/58,707,871.80
  6. Step 6: Final answer
    x = 23,365,487.70

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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.