Finding the Fourth Proportional to 156,592.08, 234,888.12 and 45,784.08
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Solution
The fourth proportional to 156,592.08, 234,888.12 and 45,784.08 is: 68,676.12
Step by Step Solution
- Step 1: Write the proportion equation
156,592.08 : 234,888.12 = 45,784.08 : x - Step 2: Convert to fraction form
156,592.08/234,888.12 = 45,784.08/x - Step 3: Cross multiply
156,592.08x = 234,888.12 × 45,784.08 - Step 4: Simplify right side
156,592.08x = 10,754,136,477.13 - Step 5: Solve for x
x = 10,754,136,477.13/156,592.08 - Step 6: Final answer
x = 68,676.12
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1.5x scale
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.