Home / 106,259.16-159,566.46-66,370.98

Finding the Fourth Proportional to 106,259.16, 159,566.46 and 66,370.98

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Solution

The fourth proportional to 106,259.16, 159,566.46 and 66,370.98 is: 99,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,259.16 : 159,566.46 = 66,370.98 : x
  2. Step 2: Convert to fraction form
    106,259.16/159,566.46 = 66,370.98/x
  3. Step 3: Cross multiply
    106,259.16x = 159,566.46 × 66,370.98
  4. Step 4: Simplify right side
    106,259.16x = 10,590,582,325.33
  5. Step 5: Solve for x
    x = 10,590,582,325.33/106,259.16
  6. Step 6: Final answer
    x = 99,667.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.