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Finding the Fourth Proportional to 34,342.53, 47,392.47 and 19,235.22

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Solution

The fourth proportional to 34,342.53, 47,392.47 and 19,235.22 is: 26,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,342.53 : 47,392.47 = 19,235.22 : x
  2. Step 2: Convert to fraction form
    34,342.53/47,392.47 = 19,235.22/x
  3. Step 3: Cross multiply
    34,342.53x = 47,392.47 × 19,235.22
  4. Step 4: Simplify right side
    34,342.53x = 911,604,586.79
  5. Step 5: Solve for x
    x = 911,604,586.79/34,342.53
  6. Step 6: Final answer
    x = 26,544.48

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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.