Home / 107,087.22-147,789.36-59,345.01

Finding the Fourth Proportional to 107,087.22, 147,789.36 and 59,345.01

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Solution

The fourth proportional to 107,087.22, 147,789.36 and 59,345.01 is: 81,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,087.22 : 147,789.36 = 59,345.01 : x
  2. Step 2: Convert to fraction form
    107,087.22/147,789.36 = 59,345.01/x
  3. Step 3: Cross multiply
    107,087.22x = 147,789.36 × 59,345.01
  4. Step 4: Simplify right side
    107,087.22x = 8,770,561,047.09
  5. Step 5: Solve for x
    x = 8,770,561,047.09/107,087.22
  6. Step 6: Final answer
    x = 81,901.10

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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.