Home / 111,302.03-166,960.78-44,742.20

Finding the Fourth Proportional to 111,302.03, 166,960.78 and 44,742.20

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Solution

The fourth proportional to 111,302.03, 166,960.78 and 44,742.20 is: 67,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,302.03 : 166,960.78 = 44,742.20 : x
  2. Step 2: Convert to fraction form
    111,302.03/166,960.78 = 44,742.20/x
  3. Step 3: Cross multiply
    111,302.03x = 166,960.78 × 44,742.20
  4. Step 4: Simplify right side
    111,302.03x = 7,470,191,664.26
  5. Step 5: Solve for x
    x = 7,470,191,664.26/111,302.03
  6. Step 6: Final answer
    x = 67,116.40

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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.