Finding the Fourth Proportional to 85,743.01, 118,325.36 and 48,017.26
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Solution
The fourth proportional to 85,743.01, 118,325.36 and 48,017.26 is: 66,263.82
Step by Step Solution
- Step 1: Write the proportion equation
85,743.01 : 118,325.36 = 48,017.26 : x - Step 2: Convert to fraction form
85,743.01/118,325.36 = 48,017.26/x - Step 3: Cross multiply
85,743.01x = 118,325.36 × 48,017.26 - Step 4: Simplify right side
85,743.01x = 5,681,658,907.99 - Step 5: Solve for x
x = 5,681,658,907.99/85,743.01 - Step 6: Final answer
x = 66,263.82
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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.