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Finding the Fourth Proportional to 33,295.07, 45,948.54 and 19,147.91

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Solution

The fourth proportional to 33,295.07, 45,948.54 and 19,147.91 is: 26,424.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,295.07 : 45,948.54 = 19,147.91 : x
  2. Step 2: Convert to fraction form
    33,295.07/45,948.54 = 19,147.91/x
  3. Step 3: Cross multiply
    33,295.07x = 45,948.54 × 19,147.91
  4. Step 4: Simplify right side
    33,295.07x = 879,818,278.81
  5. Step 5: Solve for x
    x = 879,818,278.81/33,295.07
  6. Step 6: Final answer
    x = 26,424.89

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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.