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Finding the Fourth Proportional to 38,950.71, 58,426.02 and 9,368.52

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Solution

The fourth proportional to 38,950.71, 58,426.02 and 9,368.52 is: 14,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,950.71 : 58,426.02 = 9,368.52 : x
  2. Step 2: Convert to fraction form
    38,950.71/58,426.02 = 9,368.52/x
  3. Step 3: Cross multiply
    38,950.71x = 58,426.02 × 9,368.52
  4. Step 4: Simplify right side
    38,950.71x = 547,365,336.89
  5. Step 5: Solve for x
    x = 547,365,336.89/38,950.71
  6. Step 6: Final answer
    x = 14,052.77

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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.