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Finding the Fourth Proportional to 34,935.84, 48,209.94 and 19,020.34

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Solution

The fourth proportional to 34,935.84, 48,209.94 and 19,020.34 is: 26,247.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,935.84 : 48,209.94 = 19,020.34 : x
  2. Step 2: Convert to fraction form
    34,935.84/48,209.94 = 19,020.34/x
  3. Step 3: Cross multiply
    34,935.84x = 48,209.94 × 19,020.34
  4. Step 4: Simplify right side
    34,935.84x = 916,969,450.18
  5. Step 5: Solve for x
    x = 916,969,450.18/34,935.84
  6. Step 6: Final answer
    x = 26,247.24

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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.