Home / 107,239.07-147,998.93-59,491.59

Finding the Fourth Proportional to 107,239.07, 147,998.93 and 59,491.59

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Solution

The fourth proportional to 107,239.07, 147,998.93 and 59,491.59 is: 82,103.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,239.07 : 147,998.93 = 59,491.59 : x
  2. Step 2: Convert to fraction form
    107,239.07/147,998.93 = 59,491.59/x
  3. Step 3: Cross multiply
    107,239.07x = 147,998.93 × 59,491.59
  4. Step 4: Simplify right side
    107,239.07x = 8,804,691,664.00
  5. Step 5: Solve for x
    x = 8,804,691,664.00/107,239.07
  6. Step 6: Final answer
    x = 82,103.39

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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.