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Finding the Fourth Proportional to 117,802.45, 162,555.24 and 70,046.57

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Solution

The fourth proportional to 117,802.45, 162,555.24 and 70,046.57 is: 96,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,802.45 : 162,555.24 = 70,046.57 : x
  2. Step 2: Convert to fraction form
    117,802.45/162,555.24 = 70,046.57/x
  3. Step 3: Cross multiply
    117,802.45x = 162,555.24 × 70,046.57
  4. Step 4: Simplify right side
    117,802.45x = 11,386,435,834.52
  5. Step 5: Solve for x
    x = 11,386,435,834.52/117,802.45
  6. Step 6: Final answer
    x = 96,657.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.