Home / 169,485.24-254,229.30-43,125.60

Finding the Fourth Proportional to 169,485.24, 254,229.30 and 43,125.60

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Solution

The fourth proportional to 169,485.24, 254,229.30 and 43,125.60 is: 64,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,485.24 : 254,229.30 = 43,125.60 : x
  2. Step 2: Convert to fraction form
    169,485.24/254,229.30 = 43,125.60/x
  3. Step 3: Cross multiply
    169,485.24x = 254,229.30 × 43,125.60
  4. Step 4: Simplify right side
    169,485.24x = 10,963,791,100.08
  5. Step 5: Solve for x
    x = 10,963,791,100.08/169,485.24
  6. Step 6: Final answer
    x = 64,688.77

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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.