Home / 86,907.89-119,942.98-52,936.26

Finding the Fourth Proportional to 86,907.89, 119,942.98 and 52,936.26

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Solution

The fourth proportional to 86,907.89, 119,942.98 and 52,936.26 is: 73,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,907.89 : 119,942.98 = 52,936.26 : x
  2. Step 2: Convert to fraction form
    86,907.89/119,942.98 = 52,936.26/x
  3. Step 3: Cross multiply
    86,907.89x = 119,942.98 × 52,936.26
  4. Step 4: Simplify right side
    86,907.89x = 6,349,332,529.67
  5. Step 5: Solve for x
    x = 6,349,332,529.67/86,907.89
  6. Step 6: Final answer
    x = 73,058.19

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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.