Home / 151,367.13-208,893.11-84,299.13

Finding the Fourth Proportional to 151,367.13, 208,893.11 and 84,299.13

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Solution

The fourth proportional to 151,367.13, 208,893.11 and 84,299.13 is: 116,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,367.13 : 208,893.11 = 84,299.13 : x
  2. Step 2: Convert to fraction form
    151,367.13/208,893.11 = 84,299.13/x
  3. Step 3: Cross multiply
    151,367.13x = 208,893.11 × 84,299.13
  4. Step 4: Simplify right side
    151,367.13x = 17,609,507,435.99
  5. Step 5: Solve for x
    x = 17,609,507,435.99/151,367.13
  6. Step 6: Final answer
    x = 116,336.40

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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.