Home / 53,219.92-73,440.85-30,246.75

Finding the Fourth Proportional to 53,219.92, 73,440.85 and 30,246.75

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Solution

The fourth proportional to 53,219.92, 73,440.85 and 30,246.75 is: 41,739.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.92 : 73,440.85 = 30,246.75 : x
  2. Step 2: Convert to fraction form
    53,219.92/73,440.85 = 30,246.75/x
  3. Step 3: Cross multiply
    53,219.92x = 73,440.85 × 30,246.75
  4. Step 4: Simplify right side
    53,219.92x = 2,221,347,029.74
  5. Step 5: Solve for x
    x = 2,221,347,029.74/53,219.92
  6. Step 6: Final answer
    x = 41,739.01

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Half scale
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Double scale
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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.