Home / 294,014.14-440,968.59-77,874.35

Finding the Fourth Proportional to 294,014.14, 440,968.59 and 77,874.35

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Solution

The fourth proportional to 294,014.14, 440,968.59 and 77,874.35 is: 116,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,014.14 : 440,968.59 = 77,874.35 : x
  2. Step 2: Convert to fraction form
    294,014.14/440,968.59 = 77,874.35/x
  3. Step 3: Cross multiply
    294,014.14x = 440,968.59 × 77,874.35
  4. Step 4: Simplify right side
    294,014.14x = 34,340,140,111.82
  5. Step 5: Solve for x
    x = 34,340,140,111.82/294,014.14
  6. Step 6: Final answer
    x = 116,797.58

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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.