Home / 150,063.23-207,058.61-85,531.24

Finding the Fourth Proportional to 150,063.23, 207,058.61 and 85,531.24

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Solution

The fourth proportional to 150,063.23, 207,058.61 and 85,531.24 is: 118,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,063.23 : 207,058.61 = 85,531.24 : x
  2. Step 2: Convert to fraction form
    150,063.23/207,058.61 = 85,531.24/x
  3. Step 3: Cross multiply
    150,063.23x = 207,058.61 × 85,531.24
  4. Step 4: Simplify right side
    150,063.23x = 17,709,980,138.63
  5. Step 5: Solve for x
    x = 17,709,980,138.63/150,063.23
  6. Step 6: Final answer
    x = 118,016.78

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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.