Home / 76,043.15-104,940.23-42,053.93

Finding the Fourth Proportional to 76,043.15, 104,940.23 and 42,053.93

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Solution

The fourth proportional to 76,043.15, 104,940.23 and 42,053.93 is: 58,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,043.15 : 104,940.23 = 42,053.93 : x
  2. Step 2: Convert to fraction form
    76,043.15/104,940.23 = 42,053.93/x
  3. Step 3: Cross multiply
    76,043.15x = 104,940.23 × 42,053.93
  4. Step 4: Simplify right side
    76,043.15x = 4,413,148,351.63
  5. Step 5: Solve for x
    x = 4,413,148,351.63/76,043.15
  6. Step 6: Final answer
    x = 58,034.80

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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.