Home / 49,048.15-73,572.90-13,987.81

Finding the Fourth Proportional to 49,048.15, 73,572.90 and 13,987.81

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Solution

The fourth proportional to 49,048.15, 73,572.90 and 13,987.81 is: 20,981.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048.15 : 73,572.90 = 13,987.81 : x
  2. Step 2: Convert to fraction form
    49,048.15/73,572.90 = 13,987.81/x
  3. Step 3: Cross multiply
    49,048.15x = 73,572.90 × 13,987.81
  4. Step 4: Simplify right side
    49,048.15x = 1,029,123,746.35
  5. Step 5: Solve for x
    x = 1,029,123,746.35/49,048.15
  6. Step 6: Final answer
    x = 20,981.91

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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.