Finding the Fourth Proportional to 176,495.08, 243,514.02 and 101,039.08
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Solution
The fourth proportional to 176,495.08, 243,514.02 and 101,039.08 is: 139,405.77
Step by Step Solution
- Step 1: Write the proportion equation
176,495.08 : 243,514.02 = 101,039.08 : x - Step 2: Convert to fraction form
176,495.08/243,514.02 = 101,039.08/x - Step 3: Cross multiply
176,495.08x = 243,514.02 × 101,039.08 - Step 4: Simplify right side
176,495.08x = 24,604,432,547.90 - Step 5: Solve for x
x = 24,604,432,547.90/176,495.08 - Step 6: Final answer
x = 139,405.77
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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.