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Finding the Fourth Proportional to 192,385.01, 265,490.48 and 107,502.06

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Solution

The fourth proportional to 192,385.01, 265,490.48 and 107,502.06 is: 148,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,385.01 : 265,490.48 = 107,502.06 : x
  2. Step 2: Convert to fraction form
    192,385.01/265,490.48 = 107,502.06/x
  3. Step 3: Cross multiply
    192,385.01x = 265,490.48 × 107,502.06
  4. Step 4: Simplify right side
    192,385.01x = 28,540,772,972.88
  5. Step 5: Solve for x
    x = 28,540,772,972.88/192,385.01
  6. Step 6: Final answer
    x = 148,352.38

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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.