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Finding the Fourth Proportional to 192,402.54, 265,510.91 and 107,536.01

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Solution

The fourth proportional to 192,402.54, 265,510.91 and 107,536.01 is: 148,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,402.54 : 265,510.91 = 107,536.01 : x
  2. Step 2: Convert to fraction form
    192,402.54/265,510.91 = 107,536.01/x
  3. Step 3: Cross multiply
    192,402.54x = 265,510.91 × 107,536.01
  4. Step 4: Simplify right side
    192,402.54x = 28,551,982,814.15
  5. Step 5: Solve for x
    x = 28,551,982,814.15/192,402.54
  6. Step 6: Final answer
    x = 148,397.12

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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.