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Finding the Fourth Proportional to 94,692.32, 130,722.71 and 58,893.87

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Solution

The fourth proportional to 94,692.32, 130,722.71 and 58,893.87 is: 81,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,692.32 : 130,722.71 = 58,893.87 : x
  2. Step 2: Convert to fraction form
    94,692.32/130,722.71 = 58,893.87/x
  3. Step 3: Cross multiply
    94,692.32x = 130,722.71 × 58,893.87
  4. Step 4: Simplify right side
    94,692.32x = 7,698,765,994.32
  5. Step 5: Solve for x
    x = 7,698,765,994.32/94,692.32
  6. Step 6: Final answer
    x = 81,302.97

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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.