Home / 150,530.23-207,636.51-96,722.74

Finding the Fourth Proportional to 150,530.23, 207,636.51 and 96,722.74

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Solution

The fourth proportional to 150,530.23, 207,636.51 and 96,722.74 is: 133,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,530.23 : 207,636.51 = 96,722.74 : x
  2. Step 2: Convert to fraction form
    150,530.23/207,636.51 = 96,722.74/x
  3. Step 3: Cross multiply
    150,530.23x = 207,636.51 × 96,722.74
  4. Step 4: Simplify right side
    150,530.23x = 20,083,172,171.24
  5. Step 5: Solve for x
    x = 20,083,172,171.24/150,530.23
  6. Step 6: Final answer
    x = 133,416.21

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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.