Home / 197,647.84-272,752.11-107,001.48

Finding the Fourth Proportional to 197,647.84, 272,752.11 and 107,001.48

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Solution

The fourth proportional to 197,647.84, 272,752.11 and 107,001.48 is: 147,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,647.84 : 272,752.11 = 107,001.48 : x
  2. Step 2: Convert to fraction form
    197,647.84/272,752.11 = 107,001.48/x
  3. Step 3: Cross multiply
    197,647.84x = 272,752.11 × 107,001.48
  4. Step 4: Simplify right side
    197,647.84x = 29,184,879,443.12
  5. Step 5: Solve for x
    x = 29,184,879,443.12/197,647.84
  6. Step 6: Final answer
    x = 147,661.01

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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.