Home / 55,828.80-83,743.20-32,136.30

Finding the Fourth Proportional to 55,828.80, 83,743.20 and 32,136.30

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Solution

The fourth proportional to 55,828.80, 83,743.20 and 32,136.30 is: 48,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,828.80 : 83,743.20 = 32,136.30 : x
  2. Step 2: Convert to fraction form
    55,828.80/83,743.20 = 32,136.30/x
  3. Step 3: Cross multiply
    55,828.80x = 83,743.20 × 32,136.30
  4. Step 4: Simplify right side
    55,828.80x = 2,691,196,598.16
  5. Step 5: Solve for x
    x = 2,691,196,598.16/55,828.80
  6. Step 6: Final answer
    x = 48,204.45

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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.