Home / 150,203.57-207,266.85-89,762.18

Finding the Fourth Proportional to 150,203.57, 207,266.85 and 89,762.18

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Solution

The fourth proportional to 150,203.57, 207,266.85 and 89,762.18 is: 123,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,203.57 : 207,266.85 = 89,762.18 : x
  2. Step 2: Convert to fraction form
    150,203.57/207,266.85 = 89,762.18/x
  3. Step 3: Cross multiply
    150,203.57x = 207,266.85 × 89,762.18
  4. Step 4: Simplify right side
    150,203.57x = 18,604,723,261.40
  5. Step 5: Solve for x
    x = 18,604,723,261.40/150,203.57
  6. Step 6: Final answer
    x = 123,863.39

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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.