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Finding the Fourth Proportional to 14,350.74, 21,526.11 and 6,953.94

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Solution

The fourth proportional to 14,350.74, 21,526.11 and 6,953.94 is: 10,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.74 : 21,526.11 = 6,953.94 : x
  2. Step 2: Convert to fraction form
    14,350.74/21,526.11 = 6,953.94/x
  3. Step 3: Cross multiply
    14,350.74x = 21,526.11 × 6,953.94
  4. Step 4: Simplify right side
    14,350.74x = 149,691,277.37
  5. Step 5: Solve for x
    x = 149,691,277.37/14,350.74
  6. Step 6: Final answer
    x = 10,430.91

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1.5x scale

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.