Home / 69,569.10-96,000.21-39,357.63

Finding the Fourth Proportional to 69,569.10, 96,000.21 and 39,357.63

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Solution

The fourth proportional to 69,569.10, 96,000.21 and 39,357.63 is: 54,310.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,569.10 : 96,000.21 = 39,357.63 : x
  2. Step 2: Convert to fraction form
    69,569.10/96,000.21 = 39,357.63/x
  3. Step 3: Cross multiply
    69,569.10x = 96,000.21 × 39,357.63
  4. Step 4: Simplify right side
    69,569.10x = 3,778,340,745.10
  5. Step 5: Solve for x
    x = 3,778,340,745.10/69,569.10
  6. Step 6: Final answer
    x = 54,310.62

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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.