Home / 82,407.42-113,722.38-44,681.67

Finding the Fourth Proportional to 82,407.42, 113,722.38 and 44,681.67

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Solution

The fourth proportional to 82,407.42, 113,722.38 and 44,681.67 is: 61,660.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,407.42 : 113,722.38 = 44,681.67 : x
  2. Step 2: Convert to fraction form
    82,407.42/113,722.38 = 44,681.67/x
  3. Step 3: Cross multiply
    82,407.42x = 113,722.38 × 44,681.67
  4. Step 4: Simplify right side
    82,407.42x = 5,081,305,854.77
  5. Step 5: Solve for x
    x = 5,081,305,854.77/82,407.42
  6. Step 6: Final answer
    x = 61,660.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.