Home / 74,124.17-111,212.35-49,262.93

Finding the Fourth Proportional to 74,124.17, 111,212.35 and 49,262.93

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Solution

The fourth proportional to 74,124.17, 111,212.35 and 49,262.93 is: 73,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,124.17 : 111,212.35 = 49,262.93 : x
  2. Step 2: Convert to fraction form
    74,124.17/111,212.35 = 49,262.93/x
  3. Step 3: Cross multiply
    74,124.17x = 111,212.35 × 49,262.93
  4. Step 4: Simplify right side
    74,124.17x = 5,478,645,533.97
  5. Step 5: Solve for x
    x = 5,478,645,533.97/74,124.17
  6. Step 6: Final answer
    x = 73,911.73

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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.