Home / 40,250.08-55,511-25,912.40

Finding the Fourth Proportional to 40,250.08, 55,511 and 25,912.40

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Solution

The fourth proportional to 40,250.08, 55,511 and 25,912.40 is: 35,737.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,250.08 : 55,511 = 25,912.40 : x
  2. Step 2: Convert to fraction form
    40,250.08/55,511 = 25,912.40/x
  3. Step 3: Cross multiply
    40,250.08x = 55,511 × 25,912.40
  4. Step 4: Simplify right side
    40,250.08x = 1,438,423,236.40
  5. Step 5: Solve for x
    x = 1,438,423,236.40/40,250.08
  6. Step 6: Final answer
    x = 35,737.15

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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.