Home / 115,252.07-159,043.92-63,571.21

Finding the Fourth Proportional to 115,252.07, 159,043.92 and 63,571.21

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Solution

The fourth proportional to 115,252.07, 159,043.92 and 63,571.21 is: 87,726.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,252.07 : 159,043.92 = 63,571.21 : x
  2. Step 2: Convert to fraction form
    115,252.07/159,043.92 = 63,571.21/x
  3. Step 3: Cross multiply
    115,252.07x = 159,043.92 × 63,571.21
  4. Step 4: Simplify right side
    115,252.07x = 10,110,615,053.75
  5. Step 5: Solve for x
    x = 10,110,615,053.75/115,252.07
  6. Step 6: Final answer
    x = 87,726.11

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1.5x scale

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.