Home / 107,091.36-147,786.96-59,345.52

Finding the Fourth Proportional to 107,091.36, 147,786.96 and 59,345.52

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Solution

The fourth proportional to 107,091.36, 147,786.96 and 59,345.52 is: 81,897.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,091.36 : 147,786.96 = 59,345.52 : x
  2. Step 2: Convert to fraction form
    107,091.36/147,786.96 = 59,345.52/x
  3. Step 3: Cross multiply
    107,091.36x = 147,786.96 × 59,345.52
  4. Step 4: Simplify right side
    107,091.36x = 8,770,493,990.42
  5. Step 5: Solve for x
    x = 8,770,493,990.42/107,091.36
  6. Step 6: Final answer
    x = 81,897.31

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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.