Home / 197,585.55-272,665.31-112,704.03

Finding the Fourth Proportional to 197,585.55, 272,665.31 and 112,704.03

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Solution

The fourth proportional to 197,585.55, 272,665.31 and 112,704.03 is: 155,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,585.55 : 272,665.31 = 112,704.03 : x
  2. Step 2: Convert to fraction form
    197,585.55/272,665.31 = 112,704.03/x
  3. Step 3: Cross multiply
    197,585.55x = 272,665.31 × 112,704.03
  4. Step 4: Simplify right side
    197,585.55x = 30,730,478,714.68
  5. Step 5: Solve for x
    x = 30,730,478,714.68/197,585.55
  6. Step 6: Final answer
    x = 155,529.99

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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.