Home / 62,969.31-86,897.75-34,675.11

Finding the Fourth Proportional to 62,969.31, 86,897.75 and 34,675.11

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Solution

The fourth proportional to 62,969.31, 86,897.75 and 34,675.11 is: 47,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,969.31 : 86,897.75 = 34,675.11 : x
  2. Step 2: Convert to fraction form
    62,969.31/86,897.75 = 34,675.11/x
  3. Step 3: Cross multiply
    62,969.31x = 86,897.75 × 34,675.11
  4. Step 4: Simplify right side
    62,969.31x = 3,013,188,866.63
  5. Step 5: Solve for x
    x = 3,013,188,866.63/62,969.31
  6. Step 6: Final answer
    x = 47,851.71

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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.