Finding the Fourth Proportional to 127,023.58, 190,547.52 and 48,116.62
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Solution
The fourth proportional to 127,023.58, 190,547.52 and 48,116.62 is: 72,179.53
Step by Step Solution
- Step 1: Write the proportion equation
127,023.58 : 190,547.52 = 48,116.62 : x - Step 2: Convert to fraction form
127,023.58/190,547.52 = 48,116.62/x - Step 3: Cross multiply
127,023.58x = 190,547.52 × 48,116.62 - Step 4: Simplify right side
127,023.58x = 9,168,502,611.78 - Step 5: Solve for x
x = 9,168,502,611.78/127,023.58 - Step 6: Final answer
x = 72,179.53
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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.