Finding the Fourth Proportional to 124,611.22, 171,961.27 and 70,895.08
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Solution
The fourth proportional to 124,611.22, 171,961.27 and 70,895.08 is: 97,833.95
Step by Step Solution
- Step 1: Write the proportion equation
124,611.22 : 171,961.27 = 70,895.08 : x - Step 2: Convert to fraction form
124,611.22/171,961.27 = 70,895.08/x - Step 3: Cross multiply
124,611.22x = 171,961.27 × 70,895.08 - Step 4: Simplify right side
124,611.22x = 12,191,207,386.41 - Step 5: Solve for x
x = 12,191,207,386.41/124,611.22 - Step 6: Final answer
x = 97,833.95
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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.