Finding the Fourth Proportional to 178,492.08, 246,317.04 and 103,038.96
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Solution
The fourth proportional to 178,492.08, 246,317.04 and 103,038.96 is: 142,192.59
Step by Step Solution
- Step 1: Write the proportion equation
178,492.08 : 246,317.04 = 103,038.96 : x - Step 2: Convert to fraction form
178,492.08/246,317.04 = 103,038.96/x - Step 3: Cross multiply
178,492.08x = 246,317.04 × 103,038.96 - Step 4: Simplify right side
178,492.08x = 25,380,251,631.88 - Step 5: Solve for x
x = 25,380,251,631.88/178,492.08 - Step 6: Final answer
x = 142,192.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.