Home / 49,741.83-74,612.75-12,302.55

Finding the Fourth Proportional to 49,741.83, 74,612.75 and 12,302.55

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Solution

The fourth proportional to 49,741.83, 74,612.75 and 12,302.55 is: 18,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,741.83 : 74,612.75 = 12,302.55 : x
  2. Step 2: Convert to fraction form
    49,741.83/74,612.75 = 12,302.55/x
  3. Step 3: Cross multiply
    49,741.83x = 74,612.75 × 12,302.55
  4. Step 4: Simplify right side
    49,741.83x = 917,927,026.00
  5. Step 5: Solve for x
    x = 917,927,026.00/49,741.83
  6. Step 6: Final answer
    x = 18,453.83

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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.