Home / 41,938.47-62,907.72-28,750.86

Finding the Fourth Proportional to 41,938.47, 62,907.72 and 28,750.86

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Solution

The fourth proportional to 41,938.47, 62,907.72 and 28,750.86 is: 43,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,938.47 : 62,907.72 = 28,750.86 : x
  2. Step 2: Convert to fraction form
    41,938.47/62,907.72 = 28,750.86/x
  3. Step 3: Cross multiply
    41,938.47x = 62,907.72 × 28,750.86
  4. Step 4: Simplify right side
    41,938.47x = 1,808,651,050.64
  5. Step 5: Solve for x
    x = 1,808,651,050.64/41,938.47
  6. Step 6: Final answer
    x = 43,126.30

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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.