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Finding the Fourth Proportional to 68,551.63, 94,602.53 and 38,340.29

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Solution

The fourth proportional to 68,551.63, 94,602.53 and 38,340.29 is: 52,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,551.63 : 94,602.53 = 38,340.29 : x
  2. Step 2: Convert to fraction form
    68,551.63/94,602.53 = 38,340.29/x
  3. Step 3: Cross multiply
    68,551.63x = 94,602.53 × 38,340.29
  4. Step 4: Simplify right side
    68,551.63x = 3,627,088,434.93
  5. Step 5: Solve for x
    x = 3,627,088,434.93/68,551.63
  6. Step 6: Final answer
    x = 52,910.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.