Finding the Fourth Proportional to 93,913.99, 129,601.05 and 50,894.68
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Solution
The fourth proportional to 93,913.99, 129,601.05 and 50,894.68 is: 70,234.52
Step by Step Solution
- Step 1: Write the proportion equation
93,913.99 : 129,601.05 = 50,894.68 : x - Step 2: Convert to fraction form
93,913.99/129,601.05 = 50,894.68/x - Step 3: Cross multiply
93,913.99x = 129,601.05 × 50,894.68 - Step 4: Simplify right side
93,913.99x = 6,596,003,967.41 - Step 5: Solve for x
x = 6,596,003,967.41/93,913.99 - Step 6: Final answer
x = 70,234.52
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1.5x scale
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.