Home / 111,747.21-154,214.15-60,763.34

Finding the Fourth Proportional to 111,747.21, 154,214.15 and 60,763.34

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Solution

The fourth proportional to 111,747.21, 154,214.15 and 60,763.34 is: 83,855.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,747.21 : 154,214.15 = 60,763.34 : x
  2. Step 2: Convert to fraction form
    111,747.21/154,214.15 = 60,763.34/x
  3. Step 3: Cross multiply
    111,747.21x = 154,214.15 × 60,763.34
  4. Step 4: Simplify right side
    111,747.21x = 9,370,565,754.37
  5. Step 5: Solve for x
    x = 9,370,565,754.37/111,747.21
  6. Step 6: Final answer
    x = 83,855.03

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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.