Finding the Fourth Proportional to 59,075,361.52, 88,626,961.16 and 20,214,236.62
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Solution
The fourth proportional to 59,075,361.52, 88,626,961.16 and 20,214,236.62 is: 30,326,117.65
Step by Step Solution
- Step 1: Write the proportion equation
59,075,361.52 : 88,626,961.16 = 20,214,236.62 : x - Step 2: Convert to fraction form
59,075,361.52/88,626,961.16 = 20,214,236.62/x - Step 3: Cross multiply
59,075,361.52x = 88,626,961.16 × 20,214,236.62 - Step 4: Simplify right side
59,075,361.52x = 1,791,526,363,749,703.25 - Step 5: Solve for x
x = 1,791,526,363,749,703.25/59,075,361.52 - Step 6: Final answer
x = 30,326,117.65
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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.