Home / 112,698.07-169,132.79-41,687.87

Finding the Fourth Proportional to 112,698.07, 169,132.79 and 41,687.87

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Solution

The fourth proportional to 112,698.07, 169,132.79 and 41,687.87 is: 62,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,698.07 : 169,132.79 = 41,687.87 : x
  2. Step 2: Convert to fraction form
    112,698.07/169,132.79 = 41,687.87/x
  3. Step 3: Cross multiply
    112,698.07x = 169,132.79 × 41,687.87
  4. Step 4: Simplify right side
    112,698.07x = 7,050,785,020.81
  5. Step 5: Solve for x
    x = 7,050,785,020.81/112,698.07
  6. Step 6: Final answer
    x = 62,563.50

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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.