Home / 69,652.02-96,118.79-39,436.55

Finding the Fourth Proportional to 69,652.02, 96,118.79 and 39,436.55

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Solution

The fourth proportional to 69,652.02, 96,118.79 and 39,436.55 is: 54,421.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,652.02 : 96,118.79 = 39,436.55 : x
  2. Step 2: Convert to fraction form
    69,652.02/96,118.79 = 39,436.55/x
  3. Step 3: Cross multiply
    69,652.02x = 96,118.79 × 39,436.55
  4. Step 4: Simplify right side
    69,652.02x = 3,790,593,467.77
  5. Step 5: Solve for x
    x = 3,790,593,467.77/69,652.02
  6. Step 6: Final answer
    x = 54,421.87

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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.