Finding the Fourth Proportional to 159,746.08, 220,449.82 and 88,125.96
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Solution
The fourth proportional to 159,746.08, 220,449.82 and 88,125.96 is: 121,613.95
Step by Step Solution
- Step 1: Write the proportion equation
159,746.08 : 220,449.82 = 88,125.96 : x - Step 2: Convert to fraction form
159,746.08/220,449.82 = 88,125.96/x - Step 3: Cross multiply
159,746.08x = 220,449.82 × 88,125.96 - Step 4: Simplify right side
159,746.08x = 19,427,352,019.33 - Step 5: Solve for x
x = 19,427,352,019.33/159,746.08 - Step 6: Final answer
x = 121,613.95
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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.