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Finding the Fourth Proportional to 9,062.90, 12,503.49 and 5,923.70

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Solution

The fourth proportional to 9,062.90, 12,503.49 and 5,923.70 is: 8,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062.90 : 12,503.49 = 5,923.70 : x
  2. Step 2: Convert to fraction form
    9,062.90/12,503.49 = 5,923.70/x
  3. Step 3: Cross multiply
    9,062.90x = 12,503.49 × 5,923.70
  4. Step 4: Simplify right side
    9,062.90x = 74,066,923.71
  5. Step 5: Solve for x
    x = 74,066,923.71/9,062.90
  6. Step 6: Final answer
    x = 8,172.54

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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.