Home / 107,849.76-148,732.65-73,907.52

Finding the Fourth Proportional to 107,849.76, 148,732.65 and 73,907.52

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Solution

The fourth proportional to 107,849.76, 148,732.65 and 73,907.52 is: 101,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,849.76 : 148,732.65 = 73,907.52 : x
  2. Step 2: Convert to fraction form
    107,849.76/148,732.65 = 73,907.52/x
  3. Step 3: Cross multiply
    107,849.76x = 148,732.65 × 73,907.52
  4. Step 4: Simplify right side
    107,849.76x = 10,992,461,304.53
  5. Step 5: Solve for x
    x = 10,992,461,304.53/107,849.76
  6. Step 6: Final answer
    x = 101,923.84

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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.