Home / 61,904.22-92,821.47-19,774.40

Finding the Fourth Proportional to 61,904.22, 92,821.47 and 19,774.40

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Solution

The fourth proportional to 61,904.22, 92,821.47 and 19,774.40 is: 29,650.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,904.22 : 92,821.47 = 19,774.40 : x
  2. Step 2: Convert to fraction form
    61,904.22/92,821.47 = 19,774.40/x
  3. Step 3: Cross multiply
    61,904.22x = 92,821.47 × 19,774.40
  4. Step 4: Simplify right side
    61,904.22x = 1,835,488,876.37
  5. Step 5: Solve for x
    x = 1,835,488,876.37/61,904.22
  6. Step 6: Final answer
    x = 29,650.46

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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.