Home / 118,942.75-164,095.95-75,923.92

Finding the Fourth Proportional to 118,942.75, 164,095.95 and 75,923.92

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Solution

The fourth proportional to 118,942.75, 164,095.95 and 75,923.92 is: 104,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,942.75 : 164,095.95 = 75,923.92 : x
  2. Step 2: Convert to fraction form
    118,942.75/164,095.95 = 75,923.92/x
  3. Step 3: Cross multiply
    118,942.75x = 164,095.95 × 75,923.92
  4. Step 4: Simplify right side
    118,942.75x = 12,458,807,780.12
  5. Step 5: Solve for x
    x = 12,458,807,780.12/118,942.75
  6. Step 6: Final answer
    x = 104,746.26

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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.