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Finding the Fourth Proportional to 93,670.92, 129,265.92 and 51,233.40

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Solution

The fourth proportional to 93,670.92, 129,265.92 and 51,233.40 is: 70,702.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670.92 : 129,265.92 = 51,233.40 : x
  2. Step 2: Convert to fraction form
    93,670.92/129,265.92 = 51,233.40/x
  3. Step 3: Cross multiply
    93,670.92x = 129,265.92 × 51,233.40
  4. Step 4: Simplify right side
    93,670.92x = 6,622,732,585.73
  5. Step 5: Solve for x
    x = 6,622,732,585.73/93,670.92
  6. Step 6: Final answer
    x = 70,702.12

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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.