Finding the Fourth Proportional to 97,172.66, 145,641.99 and 44,509.70
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Solution
The fourth proportional to 97,172.66, 145,641.99 and 44,509.70 is: 66,710.96
Step by Step Solution
- Step 1: Write the proportion equation
97,172.66 : 145,641.99 = 44,509.70 : x - Step 2: Convert to fraction form
97,172.66/145,641.99 = 44,509.70/x - Step 3: Cross multiply
97,172.66x = 145,641.99 × 44,509.70 - Step 4: Simplify right side
97,172.66x = 6,482,481,282.30 - Step 5: Solve for x
x = 6,482,481,282.30/97,172.66 - Step 6: Final answer
x = 66,710.96
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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.