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Finding the Fourth Proportional to 192,369.16, 265,483.18 and 106,326.30

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Solution

The fourth proportional to 192,369.16, 265,483.18 and 106,326.30 is: 146,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,369.16 : 265,483.18 = 106,326.30 : x
  2. Step 2: Convert to fraction form
    192,369.16/265,483.18 = 106,326.30/x
  3. Step 3: Cross multiply
    192,369.16x = 265,483.18 × 106,326.30
  4. Step 4: Simplify right side
    192,369.16x = 28,227,844,241.63
  5. Step 5: Solve for x
    x = 28,227,844,241.63/192,369.16
  6. Step 6: Final answer
    x = 146,737.89

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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.