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Finding the Fourth Proportional to 151,885.94, 227,860.90 and 57,116.95

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Solution

The fourth proportional to 151,885.94, 227,860.90 and 57,116.95 is: 85,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,885.94 : 227,860.90 = 57,116.95 : x
  2. Step 2: Convert to fraction form
    151,885.94/227,860.90 = 57,116.95/x
  3. Step 3: Cross multiply
    151,885.94x = 227,860.90 × 57,116.95
  4. Step 4: Simplify right side
    151,885.94x = 13,014,718,919.81
  5. Step 5: Solve for x
    x = 13,014,718,919.81/151,885.94
  6. Step 6: Final answer
    x = 85,687.45

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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.