Finding the Fourth Proportional to 242,461.08, 363,779.28 and 124,188.12
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Solution
The fourth proportional to 242,461.08, 363,779.28 and 124,188.12 is: 186,327.08
Step by Step Solution
- Step 1: Write the proportion equation
242,461.08 : 363,779.28 = 124,188.12 : x - Step 2: Convert to fraction form
242,461.08/363,779.28 = 124,188.12/x - Step 3: Cross multiply
242,461.08x = 363,779.28 × 124,188.12 - Step 4: Simplify right side
242,461.08x = 45,177,064,878.15 - Step 5: Solve for x
x = 45,177,064,878.15/242,461.08 - Step 6: Final answer
x = 186,327.08
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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.