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Finding the Fourth Proportional to 62,153.01, 93,178.91 and 28,894.05

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Solution

The fourth proportional to 62,153.01, 93,178.91 and 28,894.05 is: 43,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,153.01 : 93,178.91 = 28,894.05 : x
  2. Step 2: Convert to fraction form
    62,153.01/93,178.91 = 28,894.05/x
  3. Step 3: Cross multiply
    62,153.01x = 93,178.91 × 28,894.05
  4. Step 4: Simplify right side
    62,153.01x = 2,692,315,940.02
  5. Step 5: Solve for x
    x = 2,692,315,940.02/62,153.01
  6. Step 6: Final answer
    x = 43,317.55

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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.