Home / 62,042.67-85,647.92-39,699.63

Finding the Fourth Proportional to 62,042.67, 85,647.92 and 39,699.63

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Solution

The fourth proportional to 62,042.67, 85,647.92 and 39,699.63 is: 54,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,042.67 : 85,647.92 = 39,699.63 : x
  2. Step 2: Convert to fraction form
    62,042.67/85,647.92 = 39,699.63/x
  3. Step 3: Cross multiply
    62,042.67x = 85,647.92 × 39,699.63
  4. Step 4: Simplify right side
    62,042.67x = 3,400,190,535.77
  5. Step 5: Solve for x
    x = 3,400,190,535.77/62,042.67
  6. Step 6: Final answer
    x = 54,804.07

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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.