Finding the Fourth Proportional to 106,167.92, 159,246.66 and 39,602.93
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Solution
The fourth proportional to 106,167.92, 159,246.66 and 39,602.93 is: 59,402.45
Step by Step Solution
- Step 1: Write the proportion equation
106,167.92 : 159,246.66 = 39,602.93 : x - Step 2: Convert to fraction form
106,167.92/159,246.66 = 39,602.93/x - Step 3: Cross multiply
106,167.92x = 159,246.66 × 39,602.93 - Step 4: Simplify right side
106,167.92x = 6,306,634,328.71 - Step 5: Solve for x
x = 6,306,634,328.71/106,167.92 - Step 6: Final answer
x = 59,402.45
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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.