Home / 151,606.24-209,216.16-84,538.24

Finding the Fourth Proportional to 151,606.24, 209,216.16 and 84,538.24

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Solution

The fourth proportional to 151,606.24, 209,216.16 and 84,538.24 is: 116,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,606.24 : 209,216.16 = 84,538.24 : x
  2. Step 2: Convert to fraction form
    151,606.24/209,216.16 = 84,538.24/x
  3. Step 3: Cross multiply
    151,606.24x = 209,216.16 × 84,538.24
  4. Step 4: Simplify right side
    151,606.24x = 17,686,765,945.96
  5. Step 5: Solve for x
    x = 17,686,765,945.96/151,606.24
  6. Step 6: Final answer
    x = 116,662.52

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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.