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Finding the Fourth Proportional to 94,852.92, 130,960.62 and 59,057.40

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Solution

The fourth proportional to 94,852.92, 130,960.62 and 59,057.40 is: 81,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,852.92 : 130,960.62 = 59,057.40 : x
  2. Step 2: Convert to fraction form
    94,852.92/130,960.62 = 59,057.40/x
  3. Step 3: Cross multiply
    94,852.92x = 130,960.62 × 59,057.40
  4. Step 4: Simplify right side
    94,852.92x = 7,734,193,719.59
  5. Step 5: Solve for x
    x = 7,734,193,719.59/94,852.92
  6. Step 6: Final answer
    x = 81,538.80

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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.