Home / 199,129.24-274,672.81-118,496.57

Finding the Fourth Proportional to 199,129.24, 274,672.81 and 118,496.57

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Solution

The fourth proportional to 199,129.24, 274,672.81 and 118,496.57 is: 163,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,129.24 : 274,672.81 = 118,496.57 : x
  2. Step 2: Convert to fraction form
    199,129.24/274,672.81 = 118,496.57/x
  3. Step 3: Cross multiply
    199,129.24x = 274,672.81 × 118,496.57
  4. Step 4: Simplify right side
    199,129.24x = 32,547,786,692.06
  5. Step 5: Solve for x
    x = 32,547,786,692.06/199,129.24
  6. Step 6: Final answer
    x = 163,450.57

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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.