Home / 111,342.76-167,071.56-52,184.44

Finding the Fourth Proportional to 111,342.76, 167,071.56 and 52,184.44

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Solution

The fourth proportional to 111,342.76, 167,071.56 and 52,184.44 is: 78,303.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,342.76 : 167,071.56 = 52,184.44 : x
  2. Step 2: Convert to fraction form
    111,342.76/167,071.56 = 52,184.44/x
  3. Step 3: Cross multiply
    111,342.76x = 167,071.56 × 52,184.44
  4. Step 4: Simplify right side
    111,342.76x = 8,718,535,798.53
  5. Step 5: Solve for x
    x = 8,718,535,798.53/111,342.76
  6. Step 6: Final answer
    x = 78,303.57

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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.