Home / 61,420.23-84,764.81-34,561.04

Finding the Fourth Proportional to 61,420.23, 84,764.81 and 34,561.04

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Solution

The fourth proportional to 61,420.23, 84,764.81 and 34,561.04 is: 47,696.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,420.23 : 84,764.81 = 34,561.04 : x
  2. Step 2: Convert to fraction form
    61,420.23/84,764.81 = 34,561.04/x
  3. Step 3: Cross multiply
    61,420.23x = 84,764.81 × 34,561.04
  4. Step 4: Simplify right side
    61,420.23x = 2,929,559,651.58
  5. Step 5: Solve for x
    x = 2,929,559,651.58/61,420.23
  6. Step 6: Final answer
    x = 47,696.98

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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.