Home / 234,669.40-352,017.72-90,576.02

Finding the Fourth Proportional to 234,669.40, 352,017.72 and 90,576.02

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Solution

The fourth proportional to 234,669.40, 352,017.72 and 90,576.02 is: 135,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,669.40 : 352,017.72 = 90,576.02 : x
  2. Step 2: Convert to fraction form
    234,669.40/352,017.72 = 90,576.02/x
  3. Step 3: Cross multiply
    234,669.40x = 352,017.72 × 90,576.02
  4. Step 4: Simplify right side
    234,669.40x = 31,884,364,927.12
  5. Step 5: Solve for x
    x = 31,884,364,927.12/234,669.40
  6. Step 6: Final answer
    x = 135,869.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.