Finding the Fourth Proportional to 163,468.69, 245,202.57 and 43,525.63
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Solution
The fourth proportional to 163,468.69, 245,202.57 and 43,525.63 is: 65,288.32
Step by Step Solution
- Step 1: Write the proportion equation
163,468.69 : 245,202.57 = 43,525.63 : x - Step 2: Convert to fraction form
163,468.69/245,202.57 = 43,525.63/x - Step 3: Cross multiply
163,468.69x = 245,202.57 × 43,525.63 - Step 4: Simplify right side
163,468.69x = 10,672,596,336.87 - Step 5: Solve for x
x = 10,672,596,336.87/163,468.69 - Step 6: Final answer
x = 65,288.32
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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.