Home / 38,923.20-53,692.40-25,516.08

Finding the Fourth Proportional to 38,923.20, 53,692.40 and 25,516.08

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Solution

The fourth proportional to 38,923.20, 53,692.40 and 25,516.08 is: 35,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,923.20 : 53,692.40 = 25,516.08 : x
  2. Step 2: Convert to fraction form
    38,923.20/53,692.40 = 25,516.08/x
  3. Step 3: Cross multiply
    38,923.20x = 53,692.40 × 25,516.08
  4. Step 4: Simplify right side
    38,923.20x = 1,370,019,573.79
  5. Step 5: Solve for x
    x = 1,370,019,573.79/38,923.20
  6. Step 6: Final answer
    x = 35,198.02

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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.