Home / 103,624.20-155,398.20-37,046.28

Finding the Fourth Proportional to 103,624.20, 155,398.20 and 37,046.28

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Solution

The fourth proportional to 103,624.20, 155,398.20 and 37,046.28 is: 55,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,624.20 : 155,398.20 = 37,046.28 : x
  2. Step 2: Convert to fraction form
    103,624.20/155,398.20 = 37,046.28/x
  3. Step 3: Cross multiply
    103,624.20x = 155,398.20 × 37,046.28
  4. Step 4: Simplify right side
    103,624.20x = 5,756,925,228.70
  5. Step 5: Solve for x
    x = 5,756,925,228.70/103,624.20
  6. Step 6: Final answer
    x = 55,555.80

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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.