Home / 199,129.38-274,673.00-118,496.72

Finding the Fourth Proportional to 199,129.38, 274,673.00 and 118,496.72

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Solution

The fourth proportional to 199,129.38, 274,673.00 and 118,496.72 is: 163,450.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,129.38 : 274,673.00 = 118,496.72 : x
  2. Step 2: Convert to fraction form
    199,129.38/274,673.00 = 118,496.72/x
  3. Step 3: Cross multiply
    199,129.38x = 274,673.00 × 118,496.72
  4. Step 4: Simplify right side
    199,129.38x = 32,547,847,606.71
  5. Step 5: Solve for x
    x = 32,547,847,606.71/199,129.38
  6. Step 6: Final answer
    x = 163,450.76

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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.