Finding the Fourth Proportional to 314,893.77, 472,432.68 and 101,656.68
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Solution
The fourth proportional to 314,893.77, 472,432.68 and 101,656.68 is: 152,514.73
Step by Step Solution
- Step 1: Write the proportion equation
314,893.77 : 472,432.68 = 101,656.68 : x - Step 2: Convert to fraction form
314,893.77/472,432.68 = 101,656.68/x - Step 3: Cross multiply
314,893.77x = 472,432.68 × 101,656.68 - Step 4: Simplify right side
314,893.77x = 48,025,937,772.30 - Step 5: Solve for x
x = 48,025,937,772.30/314,893.77 - Step 6: Final answer
x = 152,514.73
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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.