Home / 69,403.00-95,774.37-38,776.32

Finding the Fourth Proportional to 69,403.00, 95,774.37 and 38,776.32

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Solution

The fourth proportional to 69,403.00, 95,774.37 and 38,776.32 is: 53,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,403.00 : 95,774.37 = 38,776.32 : x
  2. Step 2: Convert to fraction form
    69,403.00/95,774.37 = 38,776.32/x
  3. Step 3: Cross multiply
    69,403.00x = 95,774.37 × 38,776.32
  4. Step 4: Simplify right side
    69,403.00x = 3,713,777,832.66
  5. Step 5: Solve for x
    x = 3,713,777,832.66/69,403.00
  6. Step 6: Final answer
    x = 53,510.34

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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.