Home / 69,777.07-96,294.52-39,563.66

Finding the Fourth Proportional to 69,777.07, 96,294.52 and 39,563.66

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Solution

The fourth proportional to 69,777.07, 96,294.52 and 39,563.66 is: 54,599.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,777.07 : 96,294.52 = 39,563.66 : x
  2. Step 2: Convert to fraction form
    69,777.07/96,294.52 = 39,563.66/x
  3. Step 3: Cross multiply
    69,777.07x = 96,294.52 × 39,563.66
  4. Step 4: Simplify right side
    69,777.07x = 3,809,763,649.14
  5. Step 5: Solve for x
    x = 3,809,763,649.14/69,777.07
  6. Step 6: Final answer
    x = 54,599.08

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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.