Home / 52,807.23-79,022.12-45,869.00

Finding the Fourth Proportional to 52,807.23, 79,022.12 and 45,869.00

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Solution

The fourth proportional to 52,807.23, 79,022.12 and 45,869.00 is: 68,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,807.23 : 79,022.12 = 45,869.00 : x
  2. Step 2: Convert to fraction form
    52,807.23/79,022.12 = 45,869.00/x
  3. Step 3: Cross multiply
    52,807.23x = 79,022.12 × 45,869.00
  4. Step 4: Simplify right side
    52,807.23x = 3,624,664,997.82
  5. Step 5: Solve for x
    x = 3,624,664,997.82/52,807.23
  6. Step 6: Final answer
    x = 68,639.56

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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.