Home / 150,199.86-207,261.63-89,758.47

Finding the Fourth Proportional to 150,199.86, 207,261.63 and 89,758.47

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Solution

The fourth proportional to 150,199.86, 207,261.63 and 89,758.47 is: 123,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,199.86 : 207,261.63 = 89,758.47 : x
  2. Step 2: Convert to fraction form
    150,199.86/207,261.63 = 89,758.47/x
  3. Step 3: Cross multiply
    150,199.86x = 207,261.63 × 89,758.47
  4. Step 4: Simplify right side
    150,199.86x = 18,603,486,798.51
  5. Step 5: Solve for x
    x = 18,603,486,798.51/150,199.86
  6. Step 6: Final answer
    x = 123,858.22

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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.