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Finding the Fourth Proportional to 19,008.92, 26,231.25 and 10,510.53

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Solution

The fourth proportional to 19,008.92, 26,231.25 and 10,510.53 is: 14,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.92 : 26,231.25 = 10,510.53 : x
  2. Step 2: Convert to fraction form
    19,008.92/26,231.25 = 10,510.53/x
  3. Step 3: Cross multiply
    19,008.92x = 26,231.25 × 10,510.53
  4. Step 4: Simplify right side
    19,008.92x = 275,704,340.06
  5. Step 5: Solve for x
    x = 275,704,340.06/19,008.92
  6. Step 6: Final answer
    x = 14,503.95

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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.