Home / 49,315.89-68,052.51-27,806.40

Finding the Fourth Proportional to 49,315.89, 68,052.51 and 27,806.40

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Solution

The fourth proportional to 49,315.89, 68,052.51 and 27,806.40 is: 38,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,315.89 : 68,052.51 = 27,806.40 : x
  2. Step 2: Convert to fraction form
    49,315.89/68,052.51 = 27,806.40/x
  3. Step 3: Cross multiply
    49,315.89x = 68,052.51 × 27,806.40
  4. Step 4: Simplify right side
    49,315.89x = 1,892,295,314.06
  5. Step 5: Solve for x
    x = 1,892,295,314.06/49,315.89
  6. Step 6: Final answer
    x = 38,370.90

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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.