Home / 77,503.14-106,960.50-43,513.86

Finding the Fourth Proportional to 77,503.14, 106,960.50 and 43,513.86

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Solution

The fourth proportional to 77,503.14, 106,960.50 and 43,513.86 is: 60,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,503.14 : 106,960.50 = 43,513.86 : x
  2. Step 2: Convert to fraction form
    77,503.14/106,960.50 = 43,513.86/x
  3. Step 3: Cross multiply
    77,503.14x = 106,960.50 × 43,513.86
  4. Step 4: Simplify right side
    77,503.14x = 4,654,264,222.53
  5. Step 5: Solve for x
    x = 4,654,264,222.53/77,503.14
  6. Step 6: Final answer
    x = 60,052.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.