Home / 107,072.70-160,518.73-67,542.68

Finding the Fourth Proportional to 107,072.70, 160,518.73 and 67,542.68

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Solution

The fourth proportional to 107,072.70, 160,518.73 and 67,542.68 is: 101,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,072.70 : 160,518.73 = 67,542.68 : x
  2. Step 2: Convert to fraction form
    107,072.70/160,518.73 = 67,542.68/x
  3. Step 3: Cross multiply
    107,072.70x = 160,518.73 × 67,542.68
  4. Step 4: Simplify right side
    107,072.70x = 10,841,865,214.40
  5. Step 5: Solve for x
    x = 10,841,865,214.40/107,072.70
  6. Step 6: Final answer
    x = 101,257.05

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1.5x scale

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.