Home / 74,669.60-112,024.20-32,531.60

Finding the Fourth Proportional to 74,669.60, 112,024.20 and 32,531.60

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Solution

The fourth proportional to 74,669.60, 112,024.20 and 32,531.60 is: 48,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669.60 : 112,024.20 = 32,531.60 : x
  2. Step 2: Convert to fraction form
    74,669.60/112,024.20 = 32,531.60/x
  3. Step 3: Cross multiply
    74,669.60x = 112,024.20 × 32,531.60
  4. Step 4: Simplify right side
    74,669.60x = 3,644,326,464.72
  5. Step 5: Solve for x
    x = 3,644,326,464.72/74,669.60
  6. Step 6: Final answer
    x = 48,806.03

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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.