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Finding the Fourth Proportional to 62,657.01, 86,471.26 and 35,798.94

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Solution

The fourth proportional to 62,657.01, 86,471.26 and 35,798.94 is: 49,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,657.01 : 86,471.26 = 35,798.94 : x
  2. Step 2: Convert to fraction form
    62,657.01/86,471.26 = 35,798.94/x
  3. Step 3: Cross multiply
    62,657.01x = 86,471.26 × 35,798.94
  4. Step 4: Simplify right side
    62,657.01x = 3,095,579,448.46
  5. Step 5: Solve for x
    x = 3,095,579,448.46/62,657.01
  6. Step 6: Final answer
    x = 49,405.16

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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.