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Finding the Fourth Proportional to 114,066.80, 171,087.87 and 38,156.73

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Solution

The fourth proportional to 114,066.80, 171,087.87 and 38,156.73 is: 57,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,066.80 : 171,087.87 = 38,156.73 : x
  2. Step 2: Convert to fraction form
    114,066.80/171,087.87 = 38,156.73/x
  3. Step 3: Cross multiply
    114,066.80x = 171,087.87 × 38,156.73
  4. Step 4: Simplify right side
    114,066.80x = 6,528,154,303.44
  5. Step 5: Solve for x
    x = 6,528,154,303.44/114,066.80
  6. Step 6: Final answer
    x = 57,230.98

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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.