Home / 150,567.01-207,799.82-90,137.63

Finding the Fourth Proportional to 150,567.01, 207,799.82 and 90,137.63

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Solution

The fourth proportional to 150,567.01, 207,799.82 and 90,137.63 is: 124,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,567.01 : 207,799.82 = 90,137.63 : x
  2. Step 2: Convert to fraction form
    150,567.01/207,799.82 = 90,137.63/x
  3. Step 3: Cross multiply
    150,567.01x = 207,799.82 × 90,137.63
  4. Step 4: Simplify right side
    150,567.01x = 18,730,584,034.07
  5. Step 5: Solve for x
    x = 18,730,584,034.07/150,567.01
  6. Step 6: Final answer
    x = 124,400.32

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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.