Home / 197,435.64-296,153.22-64,315.68

Finding the Fourth Proportional to 197,435.64, 296,153.22 and 64,315.68

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Solution

The fourth proportional to 197,435.64, 296,153.22 and 64,315.68 is: 96,473.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,435.64 : 296,153.22 = 64,315.68 : x
  2. Step 2: Convert to fraction form
    197,435.64/296,153.22 = 64,315.68/x
  3. Step 3: Cross multiply
    197,435.64x = 296,153.22 × 64,315.68
  4. Step 4: Simplify right side
    197,435.64x = 19,047,295,728.49
  5. Step 5: Solve for x
    x = 19,047,295,728.49/197,435.64
  6. Step 6: Final answer
    x = 96,473.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.