Home / 85,288.23-117,692.43-47,048.22

Finding the Fourth Proportional to 85,288.23, 117,692.43 and 47,048.22

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Solution

The fourth proportional to 85,288.23, 117,692.43 and 47,048.22 is: 64,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,288.23 : 117,692.43 = 47,048.22 : x
  2. Step 2: Convert to fraction form
    85,288.23/117,692.43 = 47,048.22/x
  3. Step 3: Cross multiply
    85,288.23x = 117,692.43 × 47,048.22
  4. Step 4: Simplify right side
    85,288.23x = 5,537,219,338.97
  5. Step 5: Solve for x
    x = 5,537,219,338.97/85,288.23
  6. Step 6: Final answer
    x = 64,923.60

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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.