Home / 37,421.40-56,131.62-10,768.04

Finding the Fourth Proportional to 37,421.40, 56,131.62 and 10,768.04

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Solution

The fourth proportional to 37,421.40, 56,131.62 and 10,768.04 is: 16,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.40 : 56,131.62 = 10,768.04 : x
  2. Step 2: Convert to fraction form
    37,421.40/56,131.62 = 10,768.04/x
  3. Step 3: Cross multiply
    37,421.40x = 56,131.62 × 10,768.04
  4. Step 4: Simplify right side
    37,421.40x = 604,427,529.42
  5. Step 5: Solve for x
    x = 604,427,529.42/37,421.40
  6. Step 6: Final answer
    x = 16,151.92

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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.