Home / 49,047.97-73,572.65-13,987.63

Finding the Fourth Proportional to 49,047.97, 73,572.65 and 13,987.63

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Solution

The fourth proportional to 49,047.97, 73,572.65 and 13,987.63 is: 20,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,047.97 : 73,572.65 = 13,987.63 : x
  2. Step 2: Convert to fraction form
    49,047.97/73,572.65 = 13,987.63/x
  3. Step 3: Cross multiply
    49,047.97x = 73,572.65 × 13,987.63
  4. Step 4: Simplify right side
    49,047.97x = 1,029,106,568.52
  5. Step 5: Solve for x
    x = 1,029,106,568.52/49,047.97
  6. Step 6: Final answer
    x = 20,981.63

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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.