Home / 57,453.48-86,129.04-22,385.16

Finding the Fourth Proportional to 57,453.48, 86,129.04 and 22,385.16

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Solution

The fourth proportional to 57,453.48, 86,129.04 and 22,385.16 is: 33,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,453.48 : 86,129.04 = 22,385.16 : x
  2. Step 2: Convert to fraction form
    57,453.48/86,129.04 = 22,385.16/x
  3. Step 3: Cross multiply
    57,453.48x = 86,129.04 × 22,385.16
  4. Step 4: Simplify right side
    57,453.48x = 1,928,012,341.05
  5. Step 5: Solve for x
    x = 1,928,012,341.05/57,453.48
  6. Step 6: Final answer
    x = 33,557.80

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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.