Finding the Fourth Proportional to 144,349.17, 216,509.83 and 44,482.55
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Solution
The fourth proportional to 144,349.17, 216,509.83 and 44,482.55 is: 66,719.53
Step by Step Solution
- Step 1: Write the proportion equation
144,349.17 : 216,509.83 = 44,482.55 : x - Step 2: Convert to fraction form
144,349.17/216,509.83 = 44,482.55/x - Step 3: Cross multiply
144,349.17x = 216,509.83 × 44,482.55 - Step 4: Simplify right side
144,349.17x = 9,630,909,116.05 - Step 5: Solve for x
x = 9,630,909,116.05/144,349.17 - Step 6: Final answer
x = 66,719.53
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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.