Home / 52,183.19-72,010.86-28,309.36

Finding the Fourth Proportional to 52,183.19, 72,010.86 and 28,309.36

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Solution

The fourth proportional to 52,183.19, 72,010.86 and 28,309.36 is: 39,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,183.19 : 72,010.86 = 28,309.36 : x
  2. Step 2: Convert to fraction form
    52,183.19/72,010.86 = 28,309.36/x
  3. Step 3: Cross multiply
    52,183.19x = 72,010.86 × 28,309.36
  4. Step 4: Simplify right side
    52,183.19x = 2,038,581,359.65
  5. Step 5: Solve for x
    x = 2,038,581,359.65/52,183.19
  6. Step 6: Final answer
    x = 39,065.86

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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.