Home / 197,657.03-272,768.90-107,014.97

Finding the Fourth Proportional to 197,657.03, 272,768.90 and 107,014.97

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Solution

The fourth proportional to 197,657.03, 272,768.90 and 107,014.97 is: 147,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,657.03 : 272,768.90 = 107,014.97 : x
  2. Step 2: Convert to fraction form
    197,657.03/272,768.90 = 107,014.97/x
  3. Step 3: Cross multiply
    197,657.03x = 272,768.90 × 107,014.97
  4. Step 4: Simplify right side
    197,657.03x = 29,190,353,751.51
  5. Step 5: Solve for x
    x = 29,190,353,751.51/197,657.03
  6. Step 6: Final answer
    x = 147,681.84

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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.