Finding the Fourth Proportional to 174,257.34, 261,395.76 and 49,588.62
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Solution
The fourth proportional to 174,257.34, 261,395.76 and 49,588.62 is: 74,385.70
Step by Step Solution
- Step 1: Write the proportion equation
174,257.34 : 261,395.76 = 49,588.62 : x - Step 2: Convert to fraction form
174,257.34/261,395.76 = 49,588.62/x - Step 3: Cross multiply
174,257.34x = 261,395.76 × 49,588.62 - Step 4: Simplify right side
174,257.34x = 12,962,255,012.25 - Step 5: Solve for x
x = 12,962,255,012.25/174,257.34 - Step 6: Final answer
x = 74,385.70
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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.