Finding the Fourth Proportional to 97,277.80, 145,803.30 and 44,692.60
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Solution
The fourth proportional to 97,277.80, 145,803.30 and 44,692.60 is: 66,986.80
Step by Step Solution
- Step 1: Write the proportion equation
97,277.80 : 145,803.30 = 44,692.60 : x - Step 2: Convert to fraction form
97,277.80/145,803.30 = 44,692.60/x - Step 3: Cross multiply
97,277.80x = 145,803.30 × 44,692.60 - Step 4: Simplify right side
97,277.80x = 6,516,328,565.58 - Step 5: Solve for x
x = 6,516,328,565.58/97,277.80 - Step 6: Final answer
x = 66,986.80
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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.