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Finding the Fourth Proportional to 124,323.93, 171,566.91 and 67,735.71

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Solution

The fourth proportional to 124,323.93, 171,566.91 and 67,735.71 is: 93,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,323.93 : 171,566.91 = 67,735.71 : x
  2. Step 2: Convert to fraction form
    124,323.93/171,566.91 = 67,735.71/x
  3. Step 3: Cross multiply
    124,323.93x = 171,566.91 × 67,735.71
  4. Step 4: Simplify right side
    124,323.93x = 11,621,206,461.36
  5. Step 5: Solve for x
    x = 11,621,206,461.36/124,323.93
  6. Step 6: Final answer
    x = 93,475.22

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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.