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Finding the Fourth Proportional to 58,361.11, 87,543.42 and 22,821.01

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Solution

The fourth proportional to 58,361.11, 87,543.42 and 22,821.01 is: 34,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,361.11 : 87,543.42 = 22,821.01 : x
  2. Step 2: Convert to fraction form
    58,361.11/87,543.42 = 22,821.01/x
  3. Step 3: Cross multiply
    58,361.11x = 87,543.42 × 22,821.01
  4. Step 4: Simplify right side
    58,361.11x = 1,997,829,263.25
  5. Step 5: Solve for x
    x = 1,997,829,263.25/58,361.11
  6. Step 6: Final answer
    x = 34,232.20

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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.