Home / 68,879.44-95,055.02-38,666.98

Finding the Fourth Proportional to 68,879.44, 95,055.02 and 38,666.98

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Solution

The fourth proportional to 68,879.44, 95,055.02 and 38,666.98 is: 53,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,879.44 : 95,055.02 = 38,666.98 : x
  2. Step 2: Convert to fraction form
    68,879.44/95,055.02 = 38,666.98/x
  3. Step 3: Cross multiply
    68,879.44x = 95,055.02 × 38,666.98
  4. Step 4: Simplify right side
    68,879.44x = 3,675,490,557.24
  5. Step 5: Solve for x
    x = 3,675,490,557.24/68,879.44
  6. Step 6: Final answer
    x = 53,361.21

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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.