Home / 41,430.40-62,147.76-11,852.59

Finding the Fourth Proportional to 41,430.40, 62,147.76 and 11,852.59

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Solution

The fourth proportional to 41,430.40, 62,147.76 and 11,852.59 is: 17,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,430.40 : 62,147.76 = 11,852.59 : x
  2. Step 2: Convert to fraction form
    41,430.40/62,147.76 = 11,852.59/x
  3. Step 3: Cross multiply
    41,430.40x = 62,147.76 × 11,852.59
  4. Step 4: Simplify right side
    41,430.40x = 736,611,918.70
  5. Step 5: Solve for x
    x = 736,611,918.70/41,430.40
  6. Step 6: Final answer
    x = 17,779.50

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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.