Home / 197,205.05-272,164.59-114,437.27

Finding the Fourth Proportional to 197,205.05, 272,164.59 and 114,437.27

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Solution

The fourth proportional to 197,205.05, 272,164.59 and 114,437.27 is: 157,935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,205.05 : 272,164.59 = 114,437.27 : x
  2. Step 2: Convert to fraction form
    197,205.05/272,164.59 = 114,437.27/x
  3. Step 3: Cross multiply
    197,205.05x = 272,164.59 × 114,437.27
  4. Step 4: Simplify right side
    197,205.05x = 31,145,771,309.45
  5. Step 5: Solve for x
    x = 31,145,771,309.45/197,205.05
  6. Step 6: Final answer
    x = 157,935.98

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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.