Home / 260,512.65-359,578.17-153,117.18

Finding the Fourth Proportional to 260,512.65, 359,578.17 and 153,117.18

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Solution

The fourth proportional to 260,512.65, 359,578.17 and 153,117.18 is: 211,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,512.65 : 359,578.17 = 153,117.18 : x
  2. Step 2: Convert to fraction form
    260,512.65/359,578.17 = 153,117.18/x
  3. Step 3: Cross multiply
    260,512.65x = 359,578.17 × 153,117.18
  4. Step 4: Simplify right side
    260,512.65x = 55,057,595,379.96
  5. Step 5: Solve for x
    x = 55,057,595,379.96/260,512.65
  6. Step 6: Final answer
    x = 211,343.27

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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.