Home / 118,665.36-178,059.44-52,152.12

Finding the Fourth Proportional to 118,665.36, 178,059.44 and 52,152.12

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Solution

The fourth proportional to 118,665.36, 178,059.44 and 52,152.12 is: 78,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,665.36 : 178,059.44 = 52,152.12 : x
  2. Step 2: Convert to fraction form
    118,665.36/178,059.44 = 52,152.12/x
  3. Step 3: Cross multiply
    118,665.36x = 178,059.44 × 52,152.12
  4. Step 4: Simplify right side
    118,665.36x = 9,286,177,282.01
  5. Step 5: Solve for x
    x = 9,286,177,282.01/118,665.36
  6. Step 6: Final answer
    x = 78,255.16

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1.5x scale

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.