Home / 39,185.61-54,113.03-27,281.49

Finding the Fourth Proportional to 39,185.61, 54,113.03 and 27,281.49

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Solution

The fourth proportional to 39,185.61, 54,113.03 and 27,281.49 is: 37,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.61 : 54,113.03 = 27,281.49 : x
  2. Step 2: Convert to fraction form
    39,185.61/54,113.03 = 27,281.49/x
  3. Step 3: Cross multiply
    39,185.61x = 54,113.03 × 27,281.49
  4. Step 4: Simplify right side
    39,185.61x = 1,476,284,086.81
  5. Step 5: Solve for x
    x = 1,476,284,086.81/39,185.61
  6. Step 6: Final answer
    x = 37,674.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.