Home / 55,582.04-83,381.78-18,133.48

Finding the Fourth Proportional to 55,582.04, 83,381.78 and 18,133.48

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Solution

The fourth proportional to 55,582.04, 83,381.78 and 18,133.48 is: 27,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,582.04 : 83,381.78 = 18,133.48 : x
  2. Step 2: Convert to fraction form
    55,582.04/83,381.78 = 18,133.48/x
  3. Step 3: Cross multiply
    55,582.04x = 83,381.78 × 18,133.48
  4. Step 4: Simplify right side
    55,582.04x = 1,512,001,839.99
  5. Step 5: Solve for x
    x = 1,512,001,839.99/55,582.04
  6. Step 6: Final answer
    x = 27,203.06

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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.