Home / 156,109.56-234,164.36-37,780.92

Finding the Fourth Proportional to 156,109.56, 234,164.36 and 37,780.92

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Solution

The fourth proportional to 156,109.56, 234,164.36 and 37,780.92 is: 56,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,109.56 : 234,164.36 = 37,780.92 : x
  2. Step 2: Convert to fraction form
    156,109.56/234,164.36 = 37,780.92/x
  3. Step 3: Cross multiply
    156,109.56x = 234,164.36 × 37,780.92
  4. Step 4: Simplify right side
    156,109.56x = 8,846,944,952.01
  5. Step 5: Solve for x
    x = 8,846,944,952.01/156,109.56
  6. Step 6: Final answer
    x = 56,671.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.