Finding the Fourth Proportional to 107,038.44, 147,713.06 and 59,294.88
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Solution
The fourth proportional to 107,038.44, 147,713.06 and 59,294.88 is: 81,826.94
Step by Step Solution
- Step 1: Write the proportion equation
107,038.44 : 147,713.06 = 59,294.88 : x - Step 2: Convert to fraction form
107,038.44/147,713.06 = 59,294.88/x - Step 3: Cross multiply
107,038.44x = 147,713.06 × 59,294.88 - Step 4: Simplify right side
107,038.44x = 8,758,628,167.13 - Step 5: Solve for x
x = 8,758,628,167.13/107,038.44 - Step 6: Final answer
x = 81,826.94
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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.