Home / 146,011.65-219,017.48-136,170.15

Finding the Fourth Proportional to 146,011.65, 219,017.48 and 136,170.15

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Solution

The fourth proportional to 146,011.65, 219,017.48 and 136,170.15 is: 204,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,011.65 : 219,017.48 = 136,170.15 : x
  2. Step 2: Convert to fraction form
    146,011.65/219,017.48 = 136,170.15/x
  3. Step 3: Cross multiply
    146,011.65x = 219,017.48 × 136,170.15
  4. Step 4: Simplify right side
    146,011.65x = 29,823,642,423.37
  5. Step 5: Solve for x
    x = 29,823,642,423.37/146,011.65
  6. Step 6: Final answer
    x = 204,255.23

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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.