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Finding the Fourth Proportional to 73,273.70, 101,085.60 and 43,045.38

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Solution

The fourth proportional to 73,273.70, 101,085.60 and 43,045.38 is: 59,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,273.70 : 101,085.60 = 43,045.38 : x
  2. Step 2: Convert to fraction form
    73,273.70/101,085.60 = 43,045.38/x
  3. Step 3: Cross multiply
    73,273.70x = 101,085.60 × 43,045.38
  4. Step 4: Simplify right side
    73,273.70x = 4,351,268,064.53
  5. Step 5: Solve for x
    x = 4,351,268,064.53/73,273.70
  6. Step 6: Final answer
    x = 59,383.77

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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.