Home / 150,093.36-207,030.58-89,616.74

Finding the Fourth Proportional to 150,093.36, 207,030.58 and 89,616.74

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Solution

The fourth proportional to 150,093.36, 207,030.58 and 89,616.74 is: 123,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,093.36 : 207,030.58 = 89,616.74 : x
  2. Step 2: Convert to fraction form
    150,093.36/207,030.58 = 89,616.74/x
  3. Step 3: Cross multiply
    150,093.36x = 207,030.58 × 89,616.74
  4. Step 4: Simplify right side
    150,093.36x = 18,553,405,659.91
  5. Step 5: Solve for x
    x = 18,553,405,659.91/150,093.36
  6. Step 6: Final answer
    x = 123,612.43

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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.