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Finding the Fourth Proportional to 8,937.33, 12,332.93 and 4,958.31

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Solution

The fourth proportional to 8,937.33, 12,332.93 and 4,958.31 is: 6,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.33 : 12,332.93 = 4,958.31 : x
  2. Step 2: Convert to fraction form
    8,937.33/12,332.93 = 4,958.31/x
  3. Step 3: Cross multiply
    8,937.33x = 12,332.93 × 4,958.31
  4. Step 4: Simplify right side
    8,937.33x = 61,150,465.36
  5. Step 5: Solve for x
    x = 61,150,465.36/8,937.33
  6. Step 6: Final answer
    x = 6,842.14

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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.