Home / 53,919.84-74,404.56-30,046.08

Finding the Fourth Proportional to 53,919.84, 74,404.56 and 30,046.08

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Solution

The fourth proportional to 53,919.84, 74,404.56 and 30,046.08 is: 41,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919.84 : 74,404.56 = 30,046.08 : x
  2. Step 2: Convert to fraction form
    53,919.84/74,404.56 = 30,046.08/x
  3. Step 3: Cross multiply
    53,919.84x = 74,404.56 × 30,046.08
  4. Step 4: Simplify right side
    53,919.84x = 2,235,565,362.12
  5. Step 5: Solve for x
    x = 2,235,565,362.12/53,919.84
  6. Step 6: Final answer
    x = 41,460.90

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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.