Home / 68,674.37-94,768.04-38,458.19

Finding the Fourth Proportional to 68,674.37, 94,768.04 and 38,458.19

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Solution

The fourth proportional to 68,674.37, 94,768.04 and 38,458.19 is: 53,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,674.37 : 94,768.04 = 38,458.19 : x
  2. Step 2: Convert to fraction form
    68,674.37/94,768.04 = 38,458.19/x
  3. Step 3: Cross multiply
    68,674.37x = 94,768.04 × 38,458.19
  4. Step 4: Simplify right side
    68,674.37x = 3,644,607,621.31
  5. Step 5: Solve for x
    x = 3,644,607,621.31/68,674.37
  6. Step 6: Final answer
    x = 53,070.86

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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.