Home / 371,789.52-557,683.08-105,550.20

Finding the Fourth Proportional to 371,789.52, 557,683.08 and 105,550.20

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Solution

The fourth proportional to 371,789.52, 557,683.08 and 105,550.20 is: 158,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,789.52 : 557,683.08 = 105,550.20 : x
  2. Step 2: Convert to fraction form
    371,789.52/557,683.08 = 105,550.20/x
  3. Step 3: Cross multiply
    371,789.52x = 557,683.08 × 105,550.20
  4. Step 4: Simplify right side
    371,789.52x = 58,863,560,630.62
  5. Step 5: Solve for x
    x = 58,863,560,630.62/371,789.52
  6. Step 6: Final answer
    x = 158,324.96

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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.