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Finding the Fourth Proportional to 35,259.99, 48,658.78 and 19,344.78

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Solution

The fourth proportional to 35,259.99, 48,658.78 and 19,344.78 is: 26,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,259.99 : 48,658.78 = 19,344.78 : x
  2. Step 2: Convert to fraction form
    35,259.99/48,658.78 = 19,344.78/x
  3. Step 3: Cross multiply
    35,259.99x = 48,658.78 × 19,344.78
  4. Step 4: Simplify right side
    35,259.99x = 941,293,394.17
  5. Step 5: Solve for x
    x = 941,293,394.17/35,259.99
  6. Step 6: Final answer
    x = 26,695.79

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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.