Home / 40,817.41-61,223.95-12,734.25

Finding the Fourth Proportional to 40,817.41, 61,223.95 and 12,734.25

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Solution

The fourth proportional to 40,817.41, 61,223.95 and 12,734.25 is: 19,100.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,817.41 : 61,223.95 = 12,734.25 : x
  2. Step 2: Convert to fraction form
    40,817.41/61,223.95 = 12,734.25/x
  3. Step 3: Cross multiply
    40,817.41x = 61,223.95 × 12,734.25
  4. Step 4: Simplify right side
    40,817.41x = 779,641,085.29
  5. Step 5: Solve for x
    x = 779,641,085.29/40,817.41
  6. Step 6: Final answer
    x = 19,100.70

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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.