Home / 150,567.52-207,776.94-90,102.46

Finding the Fourth Proportional to 150,567.52, 207,776.94 and 90,102.46

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Solution

The fourth proportional to 150,567.52, 207,776.94 and 90,102.46 is: 124,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,567.52 : 207,776.94 = 90,102.46 : x
  2. Step 2: Convert to fraction form
    150,567.52/207,776.94 = 90,102.46/x
  3. Step 3: Cross multiply
    150,567.52x = 207,776.94 × 90,102.46
  4. Step 4: Simplify right side
    150,567.52x = 18,721,213,425.27
  5. Step 5: Solve for x
    x = 18,721,213,425.27/150,567.52
  6. Step 6: Final answer
    x = 124,337.66

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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.