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Finding the Fourth Proportional to 58,672.85, 87,799.01 and 50,802.53

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Solution

The fourth proportional to 58,672.85, 87,799.01 and 50,802.53 is: 76,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,672.85 : 87,799.01 = 50,802.53 : x
  2. Step 2: Convert to fraction form
    58,672.85/87,799.01 = 50,802.53/x
  3. Step 3: Cross multiply
    58,672.85x = 87,799.01 × 50,802.53
  4. Step 4: Simplify right side
    58,672.85x = 4,460,411,146.49
  5. Step 5: Solve for x
    x = 4,460,411,146.49/58,672.85
  6. Step 6: Final answer
    x = 76,021.73

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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.