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Finding the Fourth Proportional to 93,795.57, 129,551.50 and 68,261.43

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Solution

The fourth proportional to 93,795.57, 129,551.50 and 68,261.43 is: 94,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,795.57 : 129,551.50 = 68,261.43 : x
  2. Step 2: Convert to fraction form
    93,795.57/129,551.50 = 68,261.43/x
  3. Step 3: Cross multiply
    93,795.57x = 129,551.50 × 68,261.43
  4. Step 4: Simplify right side
    93,795.57x = 8,843,371,219.79
  5. Step 5: Solve for x
    x = 8,843,371,219.79/93,795.57
  6. Step 6: Final answer
    x = 94,283.46

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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.