Home / 223,928.24-308,660.80-151,308.45

Finding the Fourth Proportional to 223,928.24, 308,660.80 and 151,308.45

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Solution

The fourth proportional to 223,928.24, 308,660.80 and 151,308.45 is: 208,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,928.24 : 308,660.80 = 151,308.45 : x
  2. Step 2: Convert to fraction form
    223,928.24/308,660.80 = 151,308.45/x
  3. Step 3: Cross multiply
    223,928.24x = 308,660.80 × 151,308.45
  4. Step 4: Simplify right side
    223,928.24x = 46,702,987,609.59
  5. Step 5: Solve for x
    x = 46,702,987,609.59/223,928.24
  6. Step 6: Final answer
    x = 208,562.29

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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.