Home / 165,949.16-248,907.29-66,082.50

Finding the Fourth Proportional to 165,949.16, 248,907.29 and 66,082.50

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Solution

The fourth proportional to 165,949.16, 248,907.29 and 66,082.50 is: 99,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,949.16 : 248,907.29 = 66,082.50 : x
  2. Step 2: Convert to fraction form
    165,949.16/248,907.29 = 66,082.50/x
  3. Step 3: Cross multiply
    165,949.16x = 248,907.29 × 66,082.50
  4. Step 4: Simplify right side
    165,949.16x = 16,448,415,661.01
  5. Step 5: Solve for x
    x = 16,448,415,661.01/165,949.16
  6. Step 6: Final answer
    x = 99,117.20

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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.