Home / 119,834.05-165,341.50-73,255.16

Finding the Fourth Proportional to 119,834.05, 165,341.50 and 73,255.16

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Solution

The fourth proportional to 119,834.05, 165,341.50 and 73,255.16 is: 101,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,834.05 : 165,341.50 = 73,255.16 : x
  2. Step 2: Convert to fraction form
    119,834.05/165,341.50 = 73,255.16/x
  3. Step 3: Cross multiply
    119,834.05x = 165,341.50 × 73,255.16
  4. Step 4: Simplify right side
    119,834.05x = 12,112,117,027.29
  5. Step 5: Solve for x
    x = 12,112,117,027.29/119,834.05
  6. Step 6: Final answer
    x = 101,074.09

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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.