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Finding the Fourth Proportional to 63,154.54, 94,696.98 and 25,705

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Solution

The fourth proportional to 63,154.54, 94,696.98 and 25,705 is: 38,543.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,154.54 : 94,696.98 = 25,705 : x
  2. Step 2: Convert to fraction form
    63,154.54/94,696.98 = 25,705/x
  3. Step 3: Cross multiply
    63,154.54x = 94,696.98 × 25,705
  4. Step 4: Simplify right side
    63,154.54x = 2,434,185,870.90
  5. Step 5: Solve for x
    x = 2,434,185,870.90/63,154.54
  6. Step 6: Final answer
    x = 38,543.32

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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.