Home / 254,128.93-350,705.51-140,949.25

Finding the Fourth Proportional to 254,128.93, 350,705.51 and 140,949.25

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Solution

The fourth proportional to 254,128.93, 350,705.51 and 140,949.25 is: 194,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,128.93 : 350,705.51 = 140,949.25 : x
  2. Step 2: Convert to fraction form
    254,128.93/350,705.51 = 140,949.25/x
  3. Step 3: Cross multiply
    254,128.93x = 350,705.51 × 140,949.25
  4. Step 4: Simplify right side
    254,128.93x = 49,431,678,605.37
  5. Step 5: Solve for x
    x = 49,431,678,605.37/254,128.93
  6. Step 6: Final answer
    x = 194,514.17

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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.