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Finding the Fourth Proportional to 116,050.80, 173,957.04 and 66,024.36

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Solution

The fourth proportional to 116,050.80, 173,957.04 and 66,024.36 is: 98,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,050.80 : 173,957.04 = 66,024.36 : x
  2. Step 2: Convert to fraction form
    116,050.80/173,957.04 = 66,024.36/x
  3. Step 3: Cross multiply
    116,050.80x = 173,957.04 × 66,024.36
  4. Step 4: Simplify right side
    116,050.80x = 11,485,402,233.49
  5. Step 5: Solve for x
    x = 11,485,402,233.49/116,050.80
  6. Step 6: Final answer
    x = 98,968.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.