Home / 150,730.50-208,008.90-94,174.68

Finding the Fourth Proportional to 150,730.50, 208,008.90 and 94,174.68

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Solution

The fourth proportional to 150,730.50, 208,008.90 and 94,174.68 is: 129,961.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,730.50 : 208,008.90 = 94,174.68 : x
  2. Step 2: Convert to fraction form
    150,730.50/208,008.90 = 94,174.68/x
  3. Step 3: Cross multiply
    150,730.50x = 208,008.90 × 94,174.68
  4. Step 4: Simplify right side
    150,730.50x = 19,589,171,594.65
  5. Step 5: Solve for x
    x = 19,589,171,594.65/150,730.50
  6. Step 6: Final answer
    x = 129,961.56

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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.