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Finding the Fourth Proportional to 58,503.75, 80,702.37 and 35,853.72

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Solution

The fourth proportional to 58,503.75, 80,702.37 and 35,853.72 is: 49,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,503.75 : 80,702.37 = 35,853.72 : x
  2. Step 2: Convert to fraction form
    58,503.75/80,702.37 = 35,853.72/x
  3. Step 3: Cross multiply
    58,503.75x = 80,702.37 × 35,853.72
  4. Step 4: Simplify right side
    58,503.75x = 2,893,480,177.32
  5. Step 5: Solve for x
    x = 2,893,480,177.32/58,503.75
  6. Step 6: Final answer
    x = 49,458.03

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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.