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Finding the Fourth Proportional to 9,333.93, 12,876.51 and 5,975.07

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Solution

The fourth proportional to 9,333.93, 12,876.51 and 5,975.07 is: 8,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.93 : 12,876.51 = 5,975.07 : x
  2. Step 2: Convert to fraction form
    9,333.93/12,876.51 = 5,975.07/x
  3. Step 3: Cross multiply
    9,333.93x = 12,876.51 × 5,975.07
  4. Step 4: Simplify right side
    9,333.93x = 76,938,048.61
  5. Step 5: Solve for x
    x = 76,938,048.61/9,333.93
  6. Step 6: Final answer
    x = 8,242.84

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1.5x scale

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.