Home / 69,851.41-104,802.47-43,166.30

Finding the Fourth Proportional to 69,851.41, 104,802.47 and 43,166.30

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Solution

The fourth proportional to 69,851.41, 104,802.47 and 43,166.30 is: 64,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,851.41 : 104,802.47 = 43,166.30 : x
  2. Step 2: Convert to fraction form
    69,851.41/104,802.47 = 43,166.30/x
  3. Step 3: Cross multiply
    69,851.41x = 104,802.47 × 43,166.30
  4. Step 4: Simplify right side
    69,851.41x = 4,523,934,860.76
  5. Step 5: Solve for x
    x = 4,523,934,860.76/69,851.41
  6. Step 6: Final answer
    x = 64,765.12

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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.