Home / 58,526.49-80,766.70-31,669.28

Finding the Fourth Proportional to 58,526.49, 80,766.70 and 31,669.28

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Solution

The fourth proportional to 58,526.49, 80,766.70 and 31,669.28 is: 43,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,526.49 : 80,766.70 = 31,669.28 : x
  2. Step 2: Convert to fraction form
    58,526.49/80,766.70 = 31,669.28/x
  3. Step 3: Cross multiply
    58,526.49x = 80,766.70 × 31,669.28
  4. Step 4: Simplify right side
    58,526.49x = 2,557,823,234.98
  5. Step 5: Solve for x
    x = 2,557,823,234.98/58,526.49
  6. Step 6: Final answer
    x = 43,703.68

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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.