Finding the Fourth Proportional to 93,202.99, 128,623.34 and 52,915.41
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Solution
The fourth proportional to 93,202.99, 128,623.34 and 52,915.41 is: 73,025.09
Step by Step Solution
- Step 1: Write the proportion equation
93,202.99 : 128,623.34 = 52,915.41 : x - Step 2: Convert to fraction form
93,202.99/128,623.34 = 52,915.41/x - Step 3: Cross multiply
93,202.99x = 128,623.34 × 52,915.41 - Step 4: Simplify right side
93,202.99x = 6,806,156,903.96 - Step 5: Solve for x
x = 6,806,156,903.96/93,202.99 - Step 6: Final answer
x = 73,025.09
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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.