Home / 112,423.08-168,600.78-92,652.60

Finding the Fourth Proportional to 112,423.08, 168,600.78 and 92,652.60

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Solution

The fourth proportional to 112,423.08, 168,600.78 and 92,652.60 is: 138,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,423.08 : 168,600.78 = 92,652.60 : x
  2. Step 2: Convert to fraction form
    112,423.08/168,600.78 = 92,652.60/x
  3. Step 3: Cross multiply
    112,423.08x = 168,600.78 × 92,652.60
  4. Step 4: Simplify right side
    112,423.08x = 15,621,300,629.03
  5. Step 5: Solve for x
    x = 15,621,300,629.03/112,423.08
  6. Step 6: Final answer
    x = 138,951.01

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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.