Home / 79,622.01-119,458.94-38,072.25

Finding the Fourth Proportional to 79,622.01, 119,458.94 and 38,072.25

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Solution

The fourth proportional to 79,622.01, 119,458.94 and 38,072.25 is: 57,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,622.01 : 119,458.94 = 38,072.25 : x
  2. Step 2: Convert to fraction form
    79,622.01/119,458.94 = 38,072.25/x
  3. Step 3: Cross multiply
    79,622.01x = 119,458.94 × 38,072.25
  4. Step 4: Simplify right side
    79,622.01x = 4,548,070,438.05
  5. Step 5: Solve for x
    x = 4,548,070,438.05/79,622.01
  6. Step 6: Final answer
    x = 57,120.77

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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.