Home / 131,037.96-196,555.86-37,543.80

Finding the Fourth Proportional to 131,037.96, 196,555.86 and 37,543.80

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Solution

The fourth proportional to 131,037.96, 196,555.86 and 37,543.80 is: 56,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,037.96 : 196,555.86 = 37,543.80 : x
  2. Step 2: Convert to fraction form
    131,037.96/196,555.86 = 37,543.80/x
  3. Step 3: Cross multiply
    131,037.96x = 196,555.86 × 37,543.80
  4. Step 4: Simplify right side
    131,037.96x = 7,379,453,896.67
  5. Step 5: Solve for x
    x = 7,379,453,896.67/131,037.96
  6. Step 6: Final answer
    x = 56,315.39

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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.