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Finding the Fourth Proportional to 45,476.71, 68,246.27 and 15,894.57

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Solution

The fourth proportional to 45,476.71, 68,246.27 and 15,894.57 is: 23,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,476.71 : 68,246.27 = 15,894.57 : x
  2. Step 2: Convert to fraction form
    45,476.71/68,246.27 = 15,894.57/x
  3. Step 3: Cross multiply
    45,476.71x = 68,246.27 × 15,894.57
  4. Step 4: Simplify right side
    45,476.71x = 1,084,745,036.28
  5. Step 5: Solve for x
    x = 1,084,745,036.28/45,476.71
  6. Step 6: Final answer
    x = 23,852.76

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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.