Home / 258,935.67-357,317.60-144,212.27

Finding the Fourth Proportional to 258,935.67, 357,317.60 and 144,212.27

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Solution

The fourth proportional to 258,935.67, 357,317.60 and 144,212.27 is: 199,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,935.67 : 357,317.60 = 144,212.27 : x
  2. Step 2: Convert to fraction form
    258,935.67/357,317.60 = 144,212.27/x
  3. Step 3: Cross multiply
    258,935.67x = 357,317.60 × 144,212.27
  4. Step 4: Simplify right side
    258,935.67x = 51,529,579,699.30
  5. Step 5: Solve for x
    x = 51,529,579,699.30/258,935.67
  6. Step 6: Final answer
    x = 199,005.33

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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.