Home / 111,260.22-166,888.51-27,021.08

Finding the Fourth Proportional to 111,260.22, 166,888.51 and 27,021.08

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Solution

The fourth proportional to 111,260.22, 166,888.51 and 27,021.08 is: 40,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,260.22 : 166,888.51 = 27,021.08 : x
  2. Step 2: Convert to fraction form
    111,260.22/166,888.51 = 27,021.08/x
  3. Step 3: Cross multiply
    111,260.22x = 166,888.51 × 27,021.08
  4. Step 4: Simplify right side
    111,260.22x = 4,509,506,877.80
  5. Step 5: Solve for x
    x = 4,509,506,877.80/111,260.22
  6. Step 6: Final answer
    x = 40,531.17

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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.