Home / 151,446.88-208,998.16-83,466.35

Finding the Fourth Proportional to 151,446.88, 208,998.16 and 83,466.35

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Solution

The fourth proportional to 151,446.88, 208,998.16 and 83,466.35 is: 115,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,446.88 : 208,998.16 = 83,466.35 : x
  2. Step 2: Convert to fraction form
    151,446.88/208,998.16 = 83,466.35/x
  3. Step 3: Cross multiply
    151,446.88x = 208,998.16 × 83,466.35
  4. Step 4: Simplify right side
    151,446.88x = 17,444,313,102.00
  5. Step 5: Solve for x
    x = 17,444,313,102.00/151,446.88
  6. Step 6: Final answer
    x = 115,184.37

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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.