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Finding the Fourth Proportional to 114,955.67, 158,548.96 and 74,682.41

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Solution

The fourth proportional to 114,955.67, 158,548.96 and 74,682.41 is: 103,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,955.67 : 158,548.96 = 74,682.41 : x
  2. Step 2: Convert to fraction form
    114,955.67/158,548.96 = 74,682.41/x
  3. Step 3: Cross multiply
    114,955.67x = 158,548.96 × 74,682.41
  4. Step 4: Simplify right side
    114,955.67x = 11,840,817,421.34
  5. Step 5: Solve for x
    x = 11,840,817,421.34/114,955.67
  6. Step 6: Final answer
    x = 103,003.34

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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.