Home / 244,905.70-367,272.15-87,139.30

Finding the Fourth Proportional to 244,905.70, 367,272.15 and 87,139.30

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Solution

The fourth proportional to 244,905.70, 367,272.15 and 87,139.30 is: 130,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,905.70 : 367,272.15 = 87,139.30 : x
  2. Step 2: Convert to fraction form
    244,905.70/367,272.15 = 87,139.30/x
  3. Step 3: Cross multiply
    244,905.70x = 367,272.15 × 87,139.30
  4. Step 4: Simplify right side
    244,905.70x = 32,003,838,060.50
  5. Step 5: Solve for x
    x = 32,003,838,060.50/244,905.70
  6. Step 6: Final answer
    x = 130,678.21

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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.