Home / 38,483.40-57,722.94-10,403.04

Finding the Fourth Proportional to 38,483.40, 57,722.94 and 10,403.04

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Solution

The fourth proportional to 38,483.40, 57,722.94 and 10,403.04 is: 15,603.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,483.40 : 57,722.94 = 10,403.04 : x
  2. Step 2: Convert to fraction form
    38,483.40/57,722.94 = 10,403.04/x
  3. Step 3: Cross multiply
    38,483.40x = 57,722.94 × 10,403.04
  4. Step 4: Simplify right side
    38,483.40x = 600,494,053.74
  5. Step 5: Solve for x
    x = 600,494,053.74/38,483.40
  6. Step 6: Final answer
    x = 15,603.98

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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.