Home / 236,466.08-354,705.24-67,979.60

Finding the Fourth Proportional to 236,466.08, 354,705.24 and 67,979.60

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Solution

The fourth proportional to 236,466.08, 354,705.24 and 67,979.60 is: 101,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,466.08 : 354,705.24 = 67,979.60 : x
  2. Step 2: Convert to fraction form
    236,466.08/354,705.24 = 67,979.60/x
  3. Step 3: Cross multiply
    236,466.08x = 354,705.24 × 67,979.60
  4. Step 4: Simplify right side
    236,466.08x = 24,112,720,333.10
  5. Step 5: Solve for x
    x = 24,112,720,333.10/236,466.08
  6. Step 6: Final answer
    x = 101,971.16

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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.