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Finding the Fourth Proportional to 111,058, 153,260.08 and 60,758.08

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Solution

The fourth proportional to 111,058, 153,260.08 and 60,758.08 is: 83,846.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,058 : 153,260.08 = 60,758.08 : x
  2. Step 2: Convert to fraction form
    111,058/153,260.08 = 60,758.08/x
  3. Step 3: Cross multiply
    111,058x = 153,260.08 × 60,758.08
  4. Step 4: Simplify right side
    111,058x = 9,311,788,201.45
  5. Step 5: Solve for x
    x = 9,311,788,201.45/111,058
  6. Step 6: Final answer
    x = 83,846.17

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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.