Home / 111,569.60-167,314.40-40,474.32

Finding the Fourth Proportional to 111,569.60, 167,314.40 and 40,474.32

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Solution

The fourth proportional to 111,569.60, 167,314.40 and 40,474.32 is: 60,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,569.60 : 167,314.40 = 40,474.32 : x
  2. Step 2: Convert to fraction form
    111,569.60/167,314.40 = 40,474.32/x
  3. Step 3: Cross multiply
    111,569.60x = 167,314.40 × 40,474.32
  4. Step 4: Simplify right side
    111,569.60x = 6,771,936,566.21
  5. Step 5: Solve for x
    x = 6,771,936,566.21/111,569.60
  6. Step 6: Final answer
    x = 60,696.97

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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.