Home / 199,011.16-274,631.47-108,368.22

Finding the Fourth Proportional to 199,011.16, 274,631.47 and 108,368.22

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Solution

The fourth proportional to 199,011.16, 274,631.47 and 108,368.22 is: 149,546.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,011.16 : 274,631.47 = 108,368.22 : x
  2. Step 2: Convert to fraction form
    199,011.16/274,631.47 = 108,368.22/x
  3. Step 3: Cross multiply
    199,011.16x = 274,631.47 × 108,368.22
  4. Step 4: Simplify right side
    199,011.16x = 29,761,323,559.88
  5. Step 5: Solve for x
    x = 29,761,323,559.88/199,011.16
  6. Step 6: Final answer
    x = 149,546.00

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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.