Home / 197,654.16-272,762.87-107,010.16

Finding the Fourth Proportional to 197,654.16, 272,762.87 and 107,010.16

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Solution

The fourth proportional to 197,654.16, 272,762.87 and 107,010.16 is: 147,674.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,654.16 : 272,762.87 = 107,010.16 : x
  2. Step 2: Convert to fraction form
    197,654.16/272,762.87 = 107,010.16/x
  3. Step 3: Cross multiply
    197,654.16x = 272,762.87 × 107,010.16
  4. Step 4: Simplify right side
    197,654.16x = 29,188,397,143.80
  5. Step 5: Solve for x
    x = 29,188,397,143.80/197,654.16
  6. Step 6: Final answer
    x = 147,674.08

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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.