Home / 150,014.30-206,663.81-104,609.75

Finding the Fourth Proportional to 150,014.30, 206,663.81 and 104,609.75

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Solution

The fourth proportional to 150,014.30, 206,663.81 and 104,609.75 is: 144,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,014.30 : 206,663.81 = 104,609.75 : x
  2. Step 2: Convert to fraction form
    150,014.30/206,663.81 = 104,609.75/x
  3. Step 3: Cross multiply
    150,014.30x = 206,663.81 × 104,609.75
  4. Step 4: Simplify right side
    150,014.30x = 21,619,047,941.78
  5. Step 5: Solve for x
    x = 21,619,047,941.78/150,014.30
  6. Step 6: Final answer
    x = 144,113.25

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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.