Home / 146,117.70-219,176.55-137,260.35

Finding the Fourth Proportional to 146,117.70, 219,176.55 and 137,260.35

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Solution

The fourth proportional to 146,117.70, 219,176.55 and 137,260.35 is: 205,890.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,117.70 : 219,176.55 = 137,260.35 : x
  2. Step 2: Convert to fraction form
    146,117.70/219,176.55 = 137,260.35/x
  3. Step 3: Cross multiply
    146,117.70x = 219,176.55 × 137,260.35
  4. Step 4: Simplify right side
    146,117.70x = 30,084,249,964.79
  5. Step 5: Solve for x
    x = 30,084,249,964.79/146,117.70
  6. Step 6: Final answer
    x = 205,890.53

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Similar ratio
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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.