Home / 61,538.40-84,924.16-36,063.12

Finding the Fourth Proportional to 61,538.40, 84,924.16 and 36,063.12

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Solution

The fourth proportional to 61,538.40, 84,924.16 and 36,063.12 is: 49,767.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,538.40 : 84,924.16 = 36,063.12 : x
  2. Step 2: Convert to fraction form
    61,538.40/84,924.16 = 36,063.12/x
  3. Step 3: Cross multiply
    61,538.40x = 84,924.16 × 36,063.12
  4. Step 4: Simplify right side
    61,538.40x = 3,062,630,172.98
  5. Step 5: Solve for x
    x = 3,062,630,172.98/61,538.40
  6. Step 6: Final answer
    x = 49,767.79

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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.