Home / 150,812.20-208,068.75-96,396.20

Finding the Fourth Proportional to 150,812.20, 208,068.75 and 96,396.20

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Solution

The fourth proportional to 150,812.20, 208,068.75 and 96,396.20 is: 132,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,812.20 : 208,068.75 = 96,396.20 : x
  2. Step 2: Convert to fraction form
    150,812.20/208,068.75 = 96,396.20/x
  3. Step 3: Cross multiply
    150,812.20x = 208,068.75 × 96,396.20
  4. Step 4: Simplify right side
    150,812.20x = 20,057,036,838.75
  5. Step 5: Solve for x
    x = 20,057,036,838.75/150,812.20
  6. Step 6: Final answer
    x = 132,993.46

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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.