Home / 207,632.64-286,196.52-162,231.44

Finding the Fourth Proportional to 207,632.64, 286,196.52 and 162,231.44

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Solution

The fourth proportional to 207,632.64, 286,196.52 and 162,231.44 is: 223,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,632.64 : 286,196.52 = 162,231.44 : x
  2. Step 2: Convert to fraction form
    207,632.64/286,196.52 = 162,231.44/x
  3. Step 3: Cross multiply
    207,632.64x = 286,196.52 × 162,231.44
  4. Step 4: Simplify right side
    207,632.64x = 46,430,073,562.59
  5. Step 5: Solve for x
    x = 46,430,073,562.59/207,632.64
  6. Step 6: Final answer
    x = 223,616.45

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1.5x scale

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.