Home / 181,035.10-271,559.94-86,216.50

Finding the Fourth Proportional to 181,035.10, 271,559.94 and 86,216.50

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Solution

The fourth proportional to 181,035.10, 271,559.94 and 86,216.50 is: 129,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,035.10 : 271,559.94 = 86,216.50 : x
  2. Step 2: Convert to fraction form
    181,035.10/271,559.94 = 86,216.50/x
  3. Step 3: Cross multiply
    181,035.10x = 271,559.94 × 86,216.50
  4. Step 4: Simplify right side
    181,035.10x = 23,412,947,567.01
  5. Step 5: Solve for x
    x = 23,412,947,567.01/181,035.10
  6. Step 6: Final answer
    x = 129,328.22

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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.