Home / 74,307.27-111,313.28-40,944.59

Finding the Fourth Proportional to 74,307.27, 111,313.28 and 40,944.59

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Solution

The fourth proportional to 74,307.27, 111,313.28 and 40,944.59 is: 61,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307.27 : 111,313.28 = 40,944.59 : x
  2. Step 2: Convert to fraction form
    74,307.27/111,313.28 = 40,944.59/x
  3. Step 3: Cross multiply
    74,307.27x = 111,313.28 × 40,944.59
  4. Step 4: Simplify right side
    74,307.27x = 4,557,676,574.38
  5. Step 5: Solve for x
    x = 4,557,676,574.38/74,307.27
  6. Step 6: Final answer
    x = 61,335.54

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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.