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Finding the Fourth Proportional to 33,915, 46,803.18 and 19,011

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Solution

The fourth proportional to 33,915, 46,803.18 and 19,011 is: 26,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915 : 46,803.18 = 19,011 : x
  2. Step 2: Convert to fraction form
    33,915/46,803.18 = 19,011/x
  3. Step 3: Cross multiply
    33,915x = 46,803.18 × 19,011
  4. Step 4: Simplify right side
    33,915x = 889,775,254.98
  5. Step 5: Solve for x
    x = 889,775,254.98/33,915
  6. Step 6: Final answer
    x = 26,235.45

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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.