Home / 124,612.60-171,942.38-70,894.48

Finding the Fourth Proportional to 124,612.60, 171,942.38 and 70,894.48

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Solution

The fourth proportional to 124,612.60, 171,942.38 and 70,894.48 is: 97,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.60 : 171,942.38 = 70,894.48 : x
  2. Step 2: Convert to fraction form
    124,612.60/171,942.38 = 70,894.48/x
  3. Step 3: Cross multiply
    124,612.60x = 171,942.38 × 70,894.48
  4. Step 4: Simplify right side
    124,612.60x = 12,189,764,405.88
  5. Step 5: Solve for x
    x = 12,189,764,405.88/124,612.60
  6. Step 6: Final answer
    x = 97,821.29

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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.