Home / 99,272.51-136,997.14-53,951.26

Finding the Fourth Proportional to 99,272.51, 136,997.14 and 53,951.26

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Solution

The fourth proportional to 99,272.51, 136,997.14 and 53,951.26 is: 74,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,272.51 : 136,997.14 = 53,951.26 : x
  2. Step 2: Convert to fraction form
    99,272.51/136,997.14 = 53,951.26/x
  3. Step 3: Cross multiply
    99,272.51x = 136,997.14 × 53,951.26
  4. Step 4: Simplify right side
    99,272.51x = 7,391,167,842.03
  5. Step 5: Solve for x
    x = 7,391,167,842.03/99,272.51
  6. Step 6: Final answer
    x = 74,453.32

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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.