Home / 74,063.49-111,095.23-40,766.41

Finding the Fourth Proportional to 74,063.49, 111,095.23 and 40,766.41

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Solution

The fourth proportional to 74,063.49, 111,095.23 and 40,766.41 is: 61,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,063.49 : 111,095.23 = 40,766.41 : x
  2. Step 2: Convert to fraction form
    74,063.49/111,095.23 = 40,766.41/x
  3. Step 3: Cross multiply
    74,063.49x = 111,095.23 × 40,766.41
  4. Step 4: Simplify right side
    74,063.49x = 4,528,953,695.22
  5. Step 5: Solve for x
    x = 4,528,953,695.22/74,063.49
  6. Step 6: Final answer
    x = 61,149.62

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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.