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Finding the Fourth Proportional to 62,390.63, 86,094.16 and 35,527.79

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Solution

The fourth proportional to 62,390.63, 86,094.16 and 35,527.79 is: 49,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390.63 : 86,094.16 = 35,527.79 : x
  2. Step 2: Convert to fraction form
    62,390.63/86,094.16 = 35,527.79/x
  3. Step 3: Cross multiply
    62,390.63x = 86,094.16 × 35,527.79
  4. Step 4: Simplify right side
    62,390.63x = 3,058,734,717.42
  5. Step 5: Solve for x
    x = 3,058,734,717.42/62,390.63
  6. Step 6: Final answer
    x = 49,025.55

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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.