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Finding the Fourth Proportional to 39,571.84, 54,601.54 and 26,835.40

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Solution

The fourth proportional to 39,571.84, 54,601.54 and 26,835.40 is: 37,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,571.84 : 54,601.54 = 26,835.40 : x
  2. Step 2: Convert to fraction form
    39,571.84/54,601.54 = 26,835.40/x
  3. Step 3: Cross multiply
    39,571.84x = 54,601.54 × 26,835.40
  4. Step 4: Simplify right side
    39,571.84x = 1,465,254,318.63
  5. Step 5: Solve for x
    x = 1,465,254,318.63/39,571.84
  6. Step 6: Final answer
    x = 37,027.70

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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.