Home / 40,235.31-55,544.72-25,136.35

Finding the Fourth Proportional to 40,235.31, 55,544.72 and 25,136.35

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Solution

The fourth proportional to 40,235.31, 55,544.72 and 25,136.35 is: 34,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.31 : 55,544.72 = 25,136.35 : x
  2. Step 2: Convert to fraction form
    40,235.31/55,544.72 = 25,136.35/x
  3. Step 3: Cross multiply
    40,235.31x = 55,544.72 × 25,136.35
  4. Step 4: Simplify right side
    40,235.31x = 1,396,191,258.03
  5. Step 5: Solve for x
    x = 1,396,191,258.03/40,235.31
  6. Step 6: Final answer
    x = 34,700.65

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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.