Home / 25,159.05-37,738.44-6,439.05

Finding the Fourth Proportional to 25,159.05, 37,738.44 and 6,439.05

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Solution

The fourth proportional to 25,159.05, 37,738.44 and 6,439.05 is: 9,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.05 : 37,738.44 = 6,439.05 : x
  2. Step 2: Convert to fraction form
    25,159.05/37,738.44 = 6,439.05/x
  3. Step 3: Cross multiply
    25,159.05x = 37,738.44 × 6,439.05
  4. Step 4: Simplify right side
    25,159.05x = 242,999,702.08
  5. Step 5: Solve for x
    x = 242,999,702.08/25,159.05
  6. Step 6: Final answer
    x = 9,658.54

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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.