Finding the Fourth Proportional to 106,565.29, 159,918.52 and 58,567.41
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Solution
The fourth proportional to 106,565.29, 159,918.52 and 58,567.41 is: 87,889.91
Step by Step Solution
- Step 1: Write the proportion equation
106,565.29 : 159,918.52 = 58,567.41 : x - Step 2: Convert to fraction form
106,565.29/159,918.52 = 58,567.41/x - Step 3: Cross multiply
106,565.29x = 159,918.52 × 58,567.41 - Step 4: Simplify right side
106,565.29x = 9,366,012,981.22 - Step 5: Solve for x
x = 9,366,012,981.22/106,565.29 - Step 6: Final answer
x = 87,889.91
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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.