Home / 49,736.67-68,662.08-38,380.74

Finding the Fourth Proportional to 49,736.67, 68,662.08 and 38,380.74

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Solution

The fourth proportional to 49,736.67, 68,662.08 and 38,380.74 is: 52,985.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,736.67 : 68,662.08 = 38,380.74 : x
  2. Step 2: Convert to fraction form
    49,736.67/68,662.08 = 38,380.74/x
  3. Step 3: Cross multiply
    49,736.67x = 68,662.08 × 38,380.74
  4. Step 4: Simplify right side
    49,736.67x = 2,635,301,440.34
  5. Step 5: Solve for x
    x = 2,635,301,440.34/49,736.67
  6. Step 6: Final answer
    x = 52,985.08

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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.