Home / 107,875.68-161,599.94-50,871.54

Finding the Fourth Proportional to 107,875.68, 161,599.94 and 50,871.54

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Solution

The fourth proportional to 107,875.68, 161,599.94 and 50,871.54 is: 76,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,875.68 : 161,599.94 = 50,871.54 : x
  2. Step 2: Convert to fraction form
    107,875.68/161,599.94 = 50,871.54/x
  3. Step 3: Cross multiply
    107,875.68x = 161,599.94 × 50,871.54
  4. Step 4: Simplify right side
    107,875.68x = 8,220,837,811.71
  5. Step 5: Solve for x
    x = 8,220,837,811.71/107,875.68
  6. Step 6: Final answer
    x = 76,206.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.