Home / 153,869.20-230,780.70-48,674.50

Finding the Fourth Proportional to 153,869.20, 230,780.70 and 48,674.50

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Solution

The fourth proportional to 153,869.20, 230,780.70 and 48,674.50 is: 73,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,869.20 : 230,780.70 = 48,674.50 : x
  2. Step 2: Convert to fraction form
    153,869.20/230,780.70 = 48,674.50/x
  3. Step 3: Cross multiply
    153,869.20x = 230,780.70 × 48,674.50
  4. Step 4: Simplify right side
    153,869.20x = 11,233,135,182.15
  5. Step 5: Solve for x
    x = 11,233,135,182.15/153,869.20
  6. Step 6: Final answer
    x = 73,004.44

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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.