Home / 96,857.07-133,665.23-53,249.09

Finding the Fourth Proportional to 96,857.07, 133,665.23 and 53,249.09

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Solution

The fourth proportional to 96,857.07, 133,665.23 and 53,249.09 is: 73,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,857.07 : 133,665.23 = 53,249.09 : x
  2. Step 2: Convert to fraction form
    96,857.07/133,665.23 = 53,249.09/x
  3. Step 3: Cross multiply
    96,857.07x = 133,665.23 × 53,249.09
  4. Step 4: Simplify right side
    96,857.07x = 7,117,551,741.07
  5. Step 5: Solve for x
    x = 7,117,551,741.07/96,857.07
  6. Step 6: Final answer
    x = 73,485.10

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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.