Home / 137,550.74-206,308.53-53,253.23

Finding the Fourth Proportional to 137,550.74, 206,308.53 and 53,253.23

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Solution

The fourth proportional to 137,550.74, 206,308.53 and 53,253.23 is: 79,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,550.74 : 206,308.53 = 53,253.23 : x
  2. Step 2: Convert to fraction form
    137,550.74/206,308.53 = 53,253.23/x
  3. Step 3: Cross multiply
    137,550.74x = 206,308.53 × 53,253.23
  4. Step 4: Simplify right side
    137,550.74x = 10,986,594,567.51
  5. Step 5: Solve for x
    x = 10,986,594,567.51/137,550.74
  6. Step 6: Final answer
    x = 79,873.03

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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.