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Finding the Fourth Proportional to 34,342.13, 47,395.02 and 19,234.51

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Solution

The fourth proportional to 34,342.13, 47,395.02 and 19,234.51 is: 26,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,342.13 : 47,395.02 = 19,234.51 : x
  2. Step 2: Convert to fraction form
    34,342.13/47,395.02 = 19,234.51/x
  3. Step 3: Cross multiply
    34,342.13x = 47,395.02 × 19,234.51
  4. Step 4: Simplify right side
    34,342.13x = 911,620,206.38
  5. Step 5: Solve for x
    x = 911,620,206.38/34,342.13
  6. Step 6: Final answer
    x = 26,545.25

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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.