Home / 37,166.48-55,761.36-12,206.72

Finding the Fourth Proportional to 37,166.48, 55,761.36 and 12,206.72

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Solution

The fourth proportional to 37,166.48, 55,761.36 and 12,206.72 is: 18,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,166.48 : 55,761.36 = 12,206.72 : x
  2. Step 2: Convert to fraction form
    37,166.48/55,761.36 = 12,206.72/x
  3. Step 3: Cross multiply
    37,166.48x = 55,761.36 × 12,206.72
  4. Step 4: Simplify right side
    37,166.48x = 680,663,308.34
  5. Step 5: Solve for x
    x = 680,663,308.34/37,166.48
  6. Step 6: Final answer
    x = 18,313.90

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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.