Home / 37,102.84-55,663.78-13,412.76

Finding the Fourth Proportional to 37,102.84, 55,663.78 and 13,412.76

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Solution

The fourth proportional to 37,102.84, 55,663.78 and 13,412.76 is: 20,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.84 : 55,663.78 = 13,412.76 : x
  2. Step 2: Convert to fraction form
    37,102.84/55,663.78 = 13,412.76/x
  3. Step 3: Cross multiply
    37,102.84x = 55,663.78 × 13,412.76
  4. Step 4: Simplify right side
    37,102.84x = 746,604,921.83
  5. Step 5: Solve for x
    x = 746,604,921.83/37,102.84
  6. Step 6: Final answer
    x = 20,122.58

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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.