Home / 45,841.32-68,894.82-30,357.36

Finding the Fourth Proportional to 45,841.32, 68,894.82 and 30,357.36

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Solution

The fourth proportional to 45,841.32, 68,894.82 and 30,357.36 is: 45,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,841.32 : 68,894.82 = 30,357.36 : x
  2. Step 2: Convert to fraction form
    45,841.32/68,894.82 = 30,357.36/x
  3. Step 3: Cross multiply
    45,841.32x = 68,894.82 × 30,357.36
  4. Step 4: Simplify right side
    45,841.32x = 2,091,464,852.88
  5. Step 5: Solve for x
    x = 2,091,464,852.88/45,841.32
  6. Step 6: Final answer
    x = 45,624.01

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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.