Home / 161,089.74-241,645.14-42,757.92

Finding the Fourth Proportional to 161,089.74, 241,645.14 and 42,757.92

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Solution

The fourth proportional to 161,089.74, 241,645.14 and 42,757.92 is: 64,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,089.74 : 241,645.14 = 42,757.92 : x
  2. Step 2: Convert to fraction form
    161,089.74/241,645.14 = 42,757.92/x
  3. Step 3: Cross multiply
    161,089.74x = 241,645.14 × 42,757.92
  4. Step 4: Simplify right side
    161,089.74x = 10,332,243,564.51
  5. Step 5: Solve for x
    x = 10,332,243,564.51/161,089.74
  6. Step 6: Final answer
    x = 64,139.67

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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.