Home / 151,023.15-208,401.26-83,039.04

Finding the Fourth Proportional to 151,023.15, 208,401.26 and 83,039.04

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Solution

The fourth proportional to 151,023.15, 208,401.26 and 83,039.04 is: 114,588.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,023.15 : 208,401.26 = 83,039.04 : x
  2. Step 2: Convert to fraction form
    151,023.15/208,401.26 = 83,039.04/x
  3. Step 3: Cross multiply
    151,023.15x = 208,401.26 × 83,039.04
  4. Step 4: Simplify right side
    151,023.15x = 17,305,440,150.00
  5. Step 5: Solve for x
    x = 17,305,440,150.00/151,023.15
  6. Step 6: Final answer
    x = 114,588.00

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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.