Home / 121,776.81-182,682.44-37,543.83

Finding the Fourth Proportional to 121,776.81, 182,682.44 and 37,543.83

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Solution

The fourth proportional to 121,776.81, 182,682.44 and 37,543.83 is: 56,321.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,776.81 : 182,682.44 = 37,543.83 : x
  2. Step 2: Convert to fraction form
    121,776.81/182,682.44 = 37,543.83/x
  3. Step 3: Cross multiply
    121,776.81x = 182,682.44 × 37,543.83
  4. Step 4: Simplify right side
    121,776.81x = 6,858,598,283.63
  5. Step 5: Solve for x
    x = 6,858,598,283.63/121,776.81
  6. Step 6: Final answer
    x = 56,321.05

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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.