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Finding the Fourth Proportional to 32,896.55, 45,393.89 and 19,465.17

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Solution

The fourth proportional to 32,896.55, 45,393.89 and 19,465.17 is: 26,859.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,896.55 : 45,393.89 = 19,465.17 : x
  2. Step 2: Convert to fraction form
    32,896.55/45,393.89 = 19,465.17/x
  3. Step 3: Cross multiply
    32,896.55x = 45,393.89 × 19,465.17
  4. Step 4: Simplify right side
    32,896.55x = 883,599,688.49
  5. Step 5: Solve for x
    x = 883,599,688.49/32,896.55
  6. Step 6: Final answer
    x = 26,859.95

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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.