Finding the Fourth Proportional to 93,040.70, 139,497.87 and 47,336.07
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Solution
The fourth proportional to 93,040.70, 139,497.87 and 47,336.07 is: 70,971.96
Step by Step Solution
- Step 1: Write the proportion equation
93,040.70 : 139,497.87 = 47,336.07 : x - Step 2: Convert to fraction form
93,040.70/139,497.87 = 47,336.07/x - Step 3: Cross multiply
93,040.70x = 139,497.87 × 47,336.07 - Step 4: Simplify right side
93,040.70x = 6,603,280,939.17 - Step 5: Solve for x
x = 6,603,280,939.17/93,040.70 - Step 6: Final answer
x = 70,971.96
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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.