Home / 70,124.82-96,779.25-41,830.50

Finding the Fourth Proportional to 70,124.82, 96,779.25 and 41,830.50

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Solution

The fourth proportional to 70,124.82, 96,779.25 and 41,830.50 is: 57,730.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,124.82 : 96,779.25 = 41,830.50 : x
  2. Step 2: Convert to fraction form
    70,124.82/96,779.25 = 41,830.50/x
  3. Step 3: Cross multiply
    70,124.82x = 96,779.25 × 41,830.50
  4. Step 4: Simplify right side
    70,124.82x = 4,048,324,207.97
  5. Step 5: Solve for x
    x = 4,048,324,207.97/70,124.82
  6. Step 6: Final answer
    x = 57,730.27

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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.