Finding the Fourth Proportional to 48,115,954.36, 72,099,630.70 and 32,492,542.12
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Solution
The fourth proportional to 48,115,954.36, 72,099,630.70 and 32,492,542.12 is: 48,688,638.07
Step by Step Solution
- Step 1: Write the proportion equation
48,115,954.36 : 72,099,630.70 = 32,492,542.12 : x - Step 2: Convert to fraction form
48,115,954.36/72,099,630.70 = 32,492,542.12/x - Step 3: Cross multiply
48,115,954.36x = 72,099,630.70 × 32,492,542.12 - Step 4: Simplify right side
48,115,954.36x = 2,342,700,287,356,195.50 - Step 5: Solve for x
x = 2,342,700,287,356,195.50/48,115,954.36 - Step 6: Final answer
x = 48,688,638.07
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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.