Home / 150,802.56-208,107.79-82,823.92

Finding the Fourth Proportional to 150,802.56, 208,107.79 and 82,823.92

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Solution

The fourth proportional to 150,802.56, 208,107.79 and 82,823.92 is: 114,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,802.56 : 208,107.79 = 82,823.92 : x
  2. Step 2: Convert to fraction form
    150,802.56/208,107.79 = 82,823.92/x
  3. Step 3: Cross multiply
    150,802.56x = 208,107.79 × 82,823.92
  4. Step 4: Simplify right side
    150,802.56x = 17,236,302,223.01
  5. Step 5: Solve for x
    x = 17,236,302,223.01/150,802.56
  6. Step 6: Final answer
    x = 114,297.15

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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.