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Finding the Fourth Proportional to 19,393.90, 29,097.11 and 9,526.25

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Solution

The fourth proportional to 19,393.90, 29,097.11 and 9,526.25 is: 14,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,393.90 : 29,097.11 = 9,526.25 : x
  2. Step 2: Convert to fraction form
    19,393.90/29,097.11 = 9,526.25/x
  3. Step 3: Cross multiply
    19,393.90x = 29,097.11 × 9,526.25
  4. Step 4: Simplify right side
    19,393.90x = 277,186,440.70
  5. Step 5: Solve for x
    x = 277,186,440.70/19,393.90
  6. Step 6: Final answer
    x = 14,292.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.