Home / 151,444.87-208,995.35-83,464.33

Finding the Fourth Proportional to 151,444.87, 208,995.35 and 83,464.33

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Solution

The fourth proportional to 151,444.87, 208,995.35 and 83,464.33 is: 115,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,444.87 : 208,995.35 = 83,464.33 : x
  2. Step 2: Convert to fraction form
    151,444.87/208,995.35 = 83,464.33/x
  3. Step 3: Cross multiply
    151,444.87x = 208,995.35 × 83,464.33
  4. Step 4: Simplify right side
    151,444.87x = 17,443,656,860.87
  5. Step 5: Solve for x
    x = 17,443,656,860.87/151,444.87
  6. Step 6: Final answer
    x = 115,181.56

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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.