Home / 199,664.02-275,534.23-109,019.70

Finding the Fourth Proportional to 199,664.02, 275,534.23 and 109,019.70

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Solution

The fourth proportional to 199,664.02, 275,534.23 and 109,019.70 is: 150,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,664.02 : 275,534.23 = 109,019.70 : x
  2. Step 2: Convert to fraction form
    199,664.02/275,534.23 = 109,019.70/x
  3. Step 3: Cross multiply
    199,664.02x = 275,534.23 × 109,019.70
  4. Step 4: Simplify right side
    199,664.02x = 30,038,659,094.33
  5. Step 5: Solve for x
    x = 30,038,659,094.33/199,664.02
  6. Step 6: Final answer
    x = 150,446.03

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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.