Finding the Fourth Proportional to 117,259.98, 175,824.36 and 38,353.02
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Solution
The fourth proportional to 117,259.98, 175,824.36 and 38,353.02 is: 57,508.07
Step by Step Solution
- Step 1: Write the proportion equation
117,259.98 : 175,824.36 = 38,353.02 : x - Step 2: Convert to fraction form
117,259.98/175,824.36 = 38,353.02/x - Step 3: Cross multiply
117,259.98x = 175,824.36 × 38,353.02 - Step 4: Simplify right side
117,259.98x = 6,743,395,195.57 - Step 5: Solve for x
x = 6,743,395,195.57/117,259.98 - Step 6: Final answer
x = 57,508.07
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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.