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Finding the Fourth Proportional to 19,253, 26,569.56 and 10,869.56

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Solution

The fourth proportional to 19,253, 26,569.56 and 10,869.56 is: 15,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253 : 26,569.56 = 10,869.56 : x
  2. Step 2: Convert to fraction form
    19,253/26,569.56 = 10,869.56/x
  3. Step 3: Cross multiply
    19,253x = 26,569.56 × 10,869.56
  4. Step 4: Simplify right side
    19,253x = 288,799,426.59
  5. Step 5: Solve for x
    x = 288,799,426.59/19,253
  6. Step 6: Final answer
    x = 15,000.23

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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.