Home / 104,062.02-143,667.46-68,314.56

Finding the Fourth Proportional to 104,062.02, 143,667.46 and 68,314.56

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Solution

The fourth proportional to 104,062.02, 143,667.46 and 68,314.56 is: 94,314.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,062.02 : 143,667.46 = 68,314.56 : x
  2. Step 2: Convert to fraction form
    104,062.02/143,667.46 = 68,314.56/x
  3. Step 3: Cross multiply
    104,062.02x = 143,667.46 × 68,314.56
  4. Step 4: Simplify right side
    104,062.02x = 9,814,579,316.22
  5. Step 5: Solve for x
    x = 9,814,579,316.22/104,062.02
  6. Step 6: Final answer
    x = 94,314.71

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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.