Home / 201,226.03-277,631.40-120,624.15

Finding the Fourth Proportional to 201,226.03, 277,631.40 and 120,624.15

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Solution

The fourth proportional to 201,226.03, 277,631.40 and 120,624.15 is: 166,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,226.03 : 277,631.40 = 120,624.15 : x
  2. Step 2: Convert to fraction form
    201,226.03/277,631.40 = 120,624.15/x
  3. Step 3: Cross multiply
    201,226.03x = 277,631.40 × 120,624.15
  4. Step 4: Simplify right side
    201,226.03x = 33,489,051,638.31
  5. Step 5: Solve for x
    x = 33,489,051,638.31/201,226.03
  6. Step 6: Final answer
    x = 166,425.05

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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.