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Finding the Fourth Proportional to 114,873.96, 158,502.81 and 67,118.08

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Solution

The fourth proportional to 114,873.96, 158,502.81 and 67,118.08 is: 92,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,873.96 : 158,502.81 = 67,118.08 : x
  2. Step 2: Convert to fraction form
    114,873.96/158,502.81 = 67,118.08/x
  3. Step 3: Cross multiply
    114,873.96x = 158,502.81 × 67,118.08
  4. Step 4: Simplify right side
    114,873.96x = 10,638,404,281.80
  5. Step 5: Solve for x
    x = 10,638,404,281.80/114,873.96
  6. Step 6: Final answer
    x = 92,609.36

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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.