Home / 150,878.86-208,126.21-94,191.82

Finding the Fourth Proportional to 150,878.86, 208,126.21 and 94,191.82

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Solution

The fourth proportional to 150,878.86, 208,126.21 and 94,191.82 is: 129,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,878.86 : 208,126.21 = 94,191.82 : x
  2. Step 2: Convert to fraction form
    150,878.86/208,126.21 = 94,191.82/x
  3. Step 3: Cross multiply
    150,878.86x = 208,126.21 × 94,191.82
  4. Step 4: Simplify right side
    150,878.86x = 19,603,786,509.60
  5. Step 5: Solve for x
    x = 19,603,786,509.60/150,878.86
  6. Step 6: Final answer
    x = 129,930.64

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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.