Finding the Fourth Proportional to 106,117.08, 159,241.50 and 61,763.64
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Solution
The fourth proportional to 106,117.08, 159,241.50 and 61,763.64 is: 92,683.80
Step by Step Solution
- Step 1: Write the proportion equation
106,117.08 : 159,241.50 = 61,763.64 : x - Step 2: Convert to fraction form
106,117.08/159,241.50 = 61,763.64/x - Step 3: Cross multiply
106,117.08x = 159,241.50 × 61,763.64 - Step 4: Simplify right side
106,117.08x = 9,835,334,679.06 - Step 5: Solve for x
x = 9,835,334,679.06/106,117.08 - Step 6: Final answer
x = 92,683.80
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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.