Home / 169,239.39-233,576.09-108,012.00

Finding the Fourth Proportional to 169,239.39, 233,576.09 and 108,012.00

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Solution

The fourth proportional to 169,239.39, 233,576.09 and 108,012.00 is: 149,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,239.39 : 233,576.09 = 108,012.00 : x
  2. Step 2: Convert to fraction form
    169,239.39/233,576.09 = 108,012.00/x
  3. Step 3: Cross multiply
    169,239.39x = 233,576.09 × 108,012.00
  4. Step 4: Simplify right side
    169,239.39x = 25,229,020,154.09
  5. Step 5: Solve for x
    x = 25,229,020,154.09/169,239.39
  6. Step 6: Final answer
    x = 149,072.98

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1.5x scale

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.