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Finding the Fourth Proportional to 19,527.99, 26,948.48 and 10,575.47

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Solution

The fourth proportional to 19,527.99, 26,948.48 and 10,575.47 is: 14,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.99 : 26,948.48 = 10,575.47 : x
  2. Step 2: Convert to fraction form
    19,527.99/26,948.48 = 10,575.47/x
  3. Step 3: Cross multiply
    19,527.99x = 26,948.48 × 10,575.47
  4. Step 4: Simplify right side
    19,527.99x = 284,992,654.17
  5. Step 5: Solve for x
    x = 284,992,654.17/19,527.99
  6. Step 6: Final answer
    x = 14,594.06

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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.