Home / 105,067.23-144,988.38-59,738.92

Finding the Fourth Proportional to 105,067.23, 144,988.38 and 59,738.92

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Solution

The fourth proportional to 105,067.23, 144,988.38 and 59,738.92 is: 82,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,067.23 : 144,988.38 = 59,738.92 : x
  2. Step 2: Convert to fraction form
    105,067.23/144,988.38 = 59,738.92/x
  3. Step 3: Cross multiply
    105,067.23x = 144,988.38 × 59,738.92
  4. Step 4: Simplify right side
    105,067.23x = 8,661,448,871.28
  5. Step 5: Solve for x
    x = 8,661,448,871.28/105,067.23
  6. Step 6: Final answer
    x = 82,437.21

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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.