Finding the Fourth Proportional to 167,531.13, 231,246.86 and 107,264.12
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Solution
The fourth proportional to 167,531.13, 231,246.86 and 107,264.12 is: 148,058.99
Step by Step Solution
- Step 1: Write the proportion equation
167,531.13 : 231,246.86 = 107,264.12 : x - Step 2: Convert to fraction form
167,531.13/231,246.86 = 107,264.12/x - Step 3: Cross multiply
167,531.13x = 231,246.86 × 107,264.12 - Step 4: Simplify right side
167,531.13x = 24,804,489,248.11 - Step 5: Solve for x
x = 24,804,489,248.11/167,531.13 - Step 6: Final answer
x = 148,058.99
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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.