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Finding the Fourth Proportional to 183,178.96, 274,807.92 and 56,816.70

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Solution

The fourth proportional to 183,178.96, 274,807.92 and 56,816.70 is: 85,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,178.96 : 274,807.92 = 56,816.70 : x
  2. Step 2: Convert to fraction form
    183,178.96/274,807.92 = 56,816.70/x
  3. Step 3: Cross multiply
    183,178.96x = 274,807.92 × 56,816.70
  4. Step 4: Simplify right side
    183,178.96x = 15,613,679,148.26
  5. Step 5: Solve for x
    x = 15,613,679,148.26/183,178.96
  6. Step 6: Final answer
    x = 85,237.30

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1.5x scale

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.