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Finding the Fourth Proportional to 46,668.70, 70,003.05 and 41,128.30

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Solution

The fourth proportional to 46,668.70, 70,003.05 and 41,128.30 is: 61,692.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,668.70 : 70,003.05 = 41,128.30 : x
  2. Step 2: Convert to fraction form
    46,668.70/70,003.05 = 41,128.30/x
  3. Step 3: Cross multiply
    46,668.70x = 70,003.05 × 41,128.30
  4. Step 4: Simplify right side
    46,668.70x = 2,879,106,441.32
  5. Step 5: Solve for x
    x = 2,879,106,441.32/46,668.70
  6. Step 6: Final answer
    x = 61,692.45

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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.