Home / 197,387.33-295,504.16-147,009.78

Finding the Fourth Proportional to 197,387.33, 295,504.16 and 147,009.78

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Solution

The fourth proportional to 197,387.33, 295,504.16 and 147,009.78 is: 220,085.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,387.33 : 295,504.16 = 147,009.78 : x
  2. Step 2: Convert to fraction form
    197,387.33/295,504.16 = 147,009.78/x
  3. Step 3: Cross multiply
    197,387.33x = 295,504.16 × 147,009.78
  4. Step 4: Simplify right side
    197,387.33x = 43,442,001,918.21
  5. Step 5: Solve for x
    x = 43,442,001,918.21/197,387.33
  6. Step 6: Final answer
    x = 220,085.06

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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.