Home / 111,304.41-167,011.44-52,129.86

Finding the Fourth Proportional to 111,304.41, 167,011.44 and 52,129.86

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Solution

The fourth proportional to 111,304.41, 167,011.44 and 52,129.86 is: 78,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,304.41 : 167,011.44 = 52,129.86 : x
  2. Step 2: Convert to fraction form
    111,304.41/167,011.44 = 52,129.86/x
  3. Step 3: Cross multiply
    111,304.41x = 167,011.44 × 52,129.86
  4. Step 4: Simplify right side
    111,304.41x = 8,706,282,985.60
  5. Step 5: Solve for x
    x = 8,706,282,985.60/111,304.41
  6. Step 6: Final answer
    x = 78,220.47

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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.