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Finding the Fourth Proportional to 114,579.40, 171,674.70 and 94,750.60

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Solution

The fourth proportional to 114,579.40, 171,674.70 and 94,750.60 is: 141,965.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,579.40 : 171,674.70 = 94,750.60 : x
  2. Step 2: Convert to fraction form
    114,579.40/171,674.70 = 94,750.60/x
  3. Step 3: Cross multiply
    114,579.40x = 171,674.70 × 94,750.60
  4. Step 4: Simplify right side
    114,579.40x = 16,266,280,829.82
  5. Step 5: Solve for x
    x = 16,266,280,829.82/114,579.40
  6. Step 6: Final answer
    x = 141,965.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.