Home / 55,824.84-83,747.52-18,387.12

Finding the Fourth Proportional to 55,824.84, 83,747.52 and 18,387.12

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Solution

The fourth proportional to 55,824.84, 83,747.52 and 18,387.12 is: 27,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,824.84 : 83,747.52 = 18,387.12 : x
  2. Step 2: Convert to fraction form
    55,824.84/83,747.52 = 18,387.12/x
  3. Step 3: Cross multiply
    55,824.84x = 83,747.52 × 18,387.12
  4. Step 4: Simplify right side
    55,824.84x = 1,539,875,699.94
  5. Step 5: Solve for x
    x = 1,539,875,699.94/55,824.84
  6. Step 6: Final answer
    x = 27,584.06

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1.5x scale

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.