Home / 106,104.16-159,158.08-35,985.28

Finding the Fourth Proportional to 106,104.16, 159,158.08 and 35,985.28

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Solution

The fourth proportional to 106,104.16, 159,158.08 and 35,985.28 is: 53,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,104.16 : 159,158.08 = 35,985.28 : x
  2. Step 2: Convert to fraction form
    106,104.16/159,158.08 = 35,985.28/x
  3. Step 3: Cross multiply
    106,104.16x = 159,158.08 × 35,985.28
  4. Step 4: Simplify right side
    106,104.16x = 5,727,348,073.06
  5. Step 5: Solve for x
    x = 5,727,348,073.06/106,104.16
  6. Step 6: Final answer
    x = 53,978.54

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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.