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Finding the Fourth Proportional to 108,794.49, 163,225.14 and 51,940.95

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Solution

The fourth proportional to 108,794.49, 163,225.14 and 51,940.95 is: 77,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,794.49 : 163,225.14 = 51,940.95 : x
  2. Step 2: Convert to fraction form
    108,794.49/163,225.14 = 51,940.95/x
  3. Step 3: Cross multiply
    108,794.49x = 163,225.14 × 51,940.95
  4. Step 4: Simplify right side
    108,794.49x = 8,478,068,835.48
  5. Step 5: Solve for x
    x = 8,478,068,835.48/108,794.49
  6. Step 6: Final answer
    x = 77,927.37

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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.