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Finding the Fourth Proportional to 94,332.95, 130,181.49 and 51,891.48

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Solution

The fourth proportional to 94,332.95, 130,181.49 and 51,891.48 is: 71,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,332.95 : 130,181.49 = 51,891.48 : x
  2. Step 2: Convert to fraction form
    94,332.95/130,181.49 = 51,891.48/x
  3. Step 3: Cross multiply
    94,332.95x = 130,181.49 × 51,891.48
  4. Step 4: Simplify right side
    94,332.95x = 6,755,309,925.25
  5. Step 5: Solve for x
    x = 6,755,309,925.25/94,332.95
  6. Step 6: Final answer
    x = 71,611.35

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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.