Home / 84,830.42-117,071.25-47,104.94

Finding the Fourth Proportional to 84,830.42, 117,071.25 and 47,104.94

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Solution

The fourth proportional to 84,830.42, 117,071.25 and 47,104.94 is: 65,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,830.42 : 117,071.25 = 47,104.94 : x
  2. Step 2: Convert to fraction form
    84,830.42/117,071.25 = 47,104.94/x
  3. Step 3: Cross multiply
    84,830.42x = 117,071.25 × 47,104.94
  4. Step 4: Simplify right side
    84,830.42x = 5,514,634,206.98
  5. Step 5: Solve for x
    x = 5,514,634,206.98/84,830.42
  6. Step 6: Final answer
    x = 65,007.74

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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.