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Finding the Fourth Proportional to 116,639.81, 174,987.48 and 37,754.03

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Solution

The fourth proportional to 116,639.81, 174,987.48 and 37,754.03 is: 56,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,639.81 : 174,987.48 = 37,754.03 : x
  2. Step 2: Convert to fraction form
    116,639.81/174,987.48 = 37,754.03/x
  3. Step 3: Cross multiply
    116,639.81x = 174,987.48 × 37,754.03
  4. Step 4: Simplify right side
    116,639.81x = 6,606,482,569.54
  5. Step 5: Solve for x
    x = 6,606,482,569.54/116,639.81
  6. Step 6: Final answer
    x = 56,640.03

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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.