Home / 197,855.16-273,040.12-107,210.39

Finding the Fourth Proportional to 197,855.16, 273,040.12 and 107,210.39

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Solution

The fourth proportional to 197,855.16, 273,040.12 and 107,210.39 is: 147,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,855.16 : 273,040.12 = 107,210.39 : x
  2. Step 2: Convert to fraction form
    197,855.16/273,040.12 = 107,210.39/x
  3. Step 3: Cross multiply
    197,855.16x = 273,040.12 × 107,210.39
  4. Step 4: Simplify right side
    197,855.16x = 29,272,735,916.60
  5. Step 5: Solve for x
    x = 29,272,735,916.60/197,855.16
  6. Step 6: Final answer
    x = 147,950.33

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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.