Home / 111,626.75-154,044.93-61,325.75

Finding the Fourth Proportional to 111,626.75, 154,044.93 and 61,325.75

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Solution

The fourth proportional to 111,626.75, 154,044.93 and 61,325.75 is: 84,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,626.75 : 154,044.93 = 61,325.75 : x
  2. Step 2: Convert to fraction form
    111,626.75/154,044.93 = 61,325.75/x
  3. Step 3: Cross multiply
    111,626.75x = 154,044.93 × 61,325.75
  4. Step 4: Simplify right side
    111,626.75x = 9,446,920,865.95
  5. Step 5: Solve for x
    x = 9,446,920,865.95/111,626.75
  6. Step 6: Final answer
    x = 84,629.54

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1.5x scale

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.