Home / 53,962.89-74,450.67-31,293.62

Finding the Fourth Proportional to 53,962.89, 74,450.67 and 31,293.62

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Solution

The fourth proportional to 53,962.89, 74,450.67 and 31,293.62 is: 43,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,962.89 : 74,450.67 = 31,293.62 : x
  2. Step 2: Convert to fraction form
    53,962.89/74,450.67 = 31,293.62/x
  3. Step 3: Cross multiply
    53,962.89x = 74,450.67 × 31,293.62
  4. Step 4: Simplify right side
    53,962.89x = 2,329,830,603.47
  5. Step 5: Solve for x
    x = 2,329,830,603.47/53,962.89
  6. Step 6: Final answer
    x = 43,174.68

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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.