Home / 148,952.58-205,357.03-123,364.68

Finding the Fourth Proportional to 148,952.58, 205,357.03 and 123,364.68

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Solution

The fourth proportional to 148,952.58, 205,357.03 and 123,364.68 is: 170,079.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,952.58 : 205,357.03 = 123,364.68 : x
  2. Step 2: Convert to fraction form
    148,952.58/205,357.03 = 123,364.68/x
  3. Step 3: Cross multiply
    148,952.58x = 205,357.03 × 123,364.68
  4. Step 4: Simplify right side
    148,952.58x = 25,333,804,291.70
  5. Step 5: Solve for x
    x = 25,333,804,291.70/148,952.58
  6. Step 6: Final answer
    x = 170,079.66

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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.