Home / 57,061.15-85,574.99-21,496.80

Finding the Fourth Proportional to 57,061.15, 85,574.99 and 21,496.80

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Solution

The fourth proportional to 57,061.15, 85,574.99 and 21,496.80 is: 32,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,061.15 : 85,574.99 = 21,496.80 : x
  2. Step 2: Convert to fraction form
    57,061.15/85,574.99 = 21,496.80/x
  3. Step 3: Cross multiply
    57,061.15x = 85,574.99 × 21,496.80
  4. Step 4: Simplify right side
    57,061.15x = 1,839,588,739.07
  5. Step 5: Solve for x
    x = 1,839,588,739.07/57,061.15
  6. Step 6: Final answer
    x = 32,238.90

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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.