Home / 150,080.26-207,111.18-83,012.26

Finding the Fourth Proportional to 150,080.26, 207,111.18 and 83,012.26

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Solution

The fourth proportional to 150,080.26, 207,111.18 and 83,012.26 is: 114,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,080.26 : 207,111.18 = 83,012.26 : x
  2. Step 2: Convert to fraction form
    150,080.26/207,111.18 = 83,012.26/x
  3. Step 3: Cross multiply
    150,080.26x = 207,111.18 × 83,012.26
  4. Step 4: Simplify right side
    150,080.26x = 17,192,767,123.07
  5. Step 5: Solve for x
    x = 17,192,767,123.07/150,080.26
  6. Step 6: Final answer
    x = 114,557.15

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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.