Finding the Fourth Proportional to 163,750.40, 245,625.60 and 93,636.80
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Solution
The fourth proportional to 163,750.40, 245,625.60 and 93,636.80 is: 140,455.20
Step by Step Solution
- Step 1: Write the proportion equation
163,750.40 : 245,625.60 = 93,636.80 : x - Step 2: Convert to fraction form
163,750.40/245,625.60 = 93,636.80/x - Step 3: Cross multiply
163,750.40x = 245,625.60 × 93,636.80 - Step 4: Simplify right side
163,750.40x = 22,999,595,182.08 - Step 5: Solve for x
x = 22,999,595,182.08/163,750.40 - Step 6: Final answer
x = 140,455.20
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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.