Home / 70,239.57-96,933.66-39,622.95

Finding the Fourth Proportional to 70,239.57, 96,933.66 and 39,622.95

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Solution

The fourth proportional to 70,239.57, 96,933.66 and 39,622.95 is: 54,681.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,239.57 : 96,933.66 = 39,622.95 : x
  2. Step 2: Convert to fraction form
    70,239.57/96,933.66 = 39,622.95/x
  3. Step 3: Cross multiply
    70,239.57x = 96,933.66 × 39,622.95
  4. Step 4: Simplify right side
    70,239.57x = 3,840,797,563.50
  5. Step 5: Solve for x
    x = 3,840,797,563.50/70,239.57
  6. Step 6: Final answer
    x = 54,681.39

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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.