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Finding the Fourth Proportional to 59,276.40, 88,979.40 and 37,114.80

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Solution

The fourth proportional to 59,276.40, 88,979.40 and 37,114.80 is: 55,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,276.40 : 88,979.40 = 37,114.80 : x
  2. Step 2: Convert to fraction form
    59,276.40/88,979.40 = 37,114.80/x
  3. Step 3: Cross multiply
    59,276.40x = 88,979.40 × 37,114.80
  4. Step 4: Simplify right side
    59,276.40x = 3,302,452,635.12
  5. Step 5: Solve for x
    x = 3,302,452,635.12/59,276.40
  6. Step 6: Final answer
    x = 55,712.77

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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.