Home / 49,467.60-74,201.40-36,345.60

Finding the Fourth Proportional to 49,467.60, 74,201.40 and 36,345.60

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Solution

The fourth proportional to 49,467.60, 74,201.40 and 36,345.60 is: 54,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,467.60 : 74,201.40 = 36,345.60 : x
  2. Step 2: Convert to fraction form
    49,467.60/74,201.40 = 36,345.60/x
  3. Step 3: Cross multiply
    49,467.60x = 74,201.40 × 36,345.60
  4. Step 4: Simplify right side
    49,467.60x = 2,696,894,403.84
  5. Step 5: Solve for x
    x = 2,696,894,403.84/49,467.60
  6. Step 6: Final answer
    x = 54,518.40

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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.