Home / 61,580.18-84,994.24-40,032.44

Finding the Fourth Proportional to 61,580.18, 84,994.24 and 40,032.44

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Solution

The fourth proportional to 61,580.18, 84,994.24 and 40,032.44 is: 55,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,580.18 : 84,994.24 = 40,032.44 : x
  2. Step 2: Convert to fraction form
    61,580.18/84,994.24 = 40,032.44/x
  3. Step 3: Cross multiply
    61,580.18x = 84,994.24 × 40,032.44
  4. Step 4: Simplify right side
    61,580.18x = 3,402,526,813.15
  5. Step 5: Solve for x
    x = 3,402,526,813.15/61,580.18
  6. Step 6: Final answer
    x = 55,253.60

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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.