Home / 197,647.36-272,751.40-107,000.93

Finding the Fourth Proportional to 197,647.36, 272,751.40 and 107,000.93

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Solution

The fourth proportional to 197,647.36, 272,751.40 and 107,000.93 is: 147,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,647.36 : 272,751.40 = 107,000.93 : x
  2. Step 2: Convert to fraction form
    197,647.36/272,751.40 = 107,000.93/x
  3. Step 3: Cross multiply
    197,647.36x = 272,751.40 × 107,000.93
  4. Step 4: Simplify right side
    197,647.36x = 29,184,653,458.80
  5. Step 5: Solve for x
    x = 29,184,653,458.80/197,647.36
  6. Step 6: Final answer
    x = 147,660.22

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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.