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Finding the Fourth Proportional to 117,804.47, 176,763.47 and 58,645.35

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Solution

The fourth proportional to 117,804.47, 176,763.47 and 58,645.35 is: 87,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,804.47 : 176,763.47 = 58,645.35 : x
  2. Step 2: Convert to fraction form
    117,804.47/176,763.47 = 58,645.35/x
  3. Step 3: Cross multiply
    117,804.47x = 176,763.47 × 58,645.35
  4. Step 4: Simplify right side
    117,804.47x = 10,366,355,565.36
  5. Step 5: Solve for x
    x = 10,366,355,565.36/117,804.47
  6. Step 6: Final answer
    x = 87,996.28

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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.