Home / 124,440.36-171,723.42-70,724.44

Finding the Fourth Proportional to 124,440.36, 171,723.42 and 70,724.44

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Solution

The fourth proportional to 124,440.36, 171,723.42 and 70,724.44 is: 97,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,440.36 : 171,723.42 = 70,724.44 : x
  2. Step 2: Convert to fraction form
    124,440.36/171,723.42 = 70,724.44/x
  3. Step 3: Cross multiply
    124,440.36x = 171,723.42 × 70,724.44
  4. Step 4: Simplify right side
    124,440.36x = 12,145,042,714.38
  5. Step 5: Solve for x
    x = 12,145,042,714.38/124,440.36
  6. Step 6: Final answer
    x = 97,597.30

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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.