Home / 94,975.23-131,069.05-54,145.39

Finding the Fourth Proportional to 94,975.23, 131,069.05 and 54,145.39

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Solution

The fourth proportional to 94,975.23, 131,069.05 and 54,145.39 is: 74,722.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,975.23 : 131,069.05 = 54,145.39 : x
  2. Step 2: Convert to fraction form
    94,975.23/131,069.05 = 54,145.39/x
  3. Step 3: Cross multiply
    94,975.23x = 131,069.05 × 54,145.39
  4. Step 4: Simplify right side
    94,975.23x = 7,096,785,060.70
  5. Step 5: Solve for x
    x = 7,096,785,060.70/94,975.23
  6. Step 6: Final answer
    x = 74,722.49

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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.