Home / 151,184.21-208,634.24-83,201.16

Finding the Fourth Proportional to 151,184.21, 208,634.24 and 83,201.16

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Solution

The fourth proportional to 151,184.21, 208,634.24 and 83,201.16 is: 114,817.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,184.21 : 208,634.24 = 83,201.16 : x
  2. Step 2: Convert to fraction form
    151,184.21/208,634.24 = 83,201.16/x
  3. Step 3: Cross multiply
    151,184.21x = 208,634.24 × 83,201.16
  4. Step 4: Simplify right side
    151,184.21x = 17,358,610,783.72
  5. Step 5: Solve for x
    x = 17,358,610,783.72/151,184.21
  6. Step 6: Final answer
    x = 114,817.62

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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.