Home / 150,596.14-207,807.27-90,165.21

Finding the Fourth Proportional to 150,596.14, 207,807.27 and 90,165.21

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Solution

The fourth proportional to 150,596.14, 207,807.27 and 90,165.21 is: 124,418.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,596.14 : 207,807.27 = 90,165.21 : x
  2. Step 2: Convert to fraction form
    150,596.14/207,807.27 = 90,165.21/x
  3. Step 3: Cross multiply
    150,596.14x = 207,807.27 × 90,165.21
  4. Step 4: Simplify right side
    150,596.14x = 18,736,986,139.08
  5. Step 5: Solve for x
    x = 18,736,986,139.08/150,596.14
  6. Step 6: Final answer
    x = 124,418.77

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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.