Finding the Fourth Proportional to 118,598.99, 163,675.49 and 67,613.00
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Solution
The fourth proportional to 118,598.99, 163,675.49 and 67,613.00 is: 93,311.00
Step by Step Solution
- Step 1: Write the proportion equation
118,598.99 : 163,675.49 = 67,613.00 : x - Step 2: Convert to fraction form
118,598.99/163,675.49 = 67,613.00/x - Step 3: Cross multiply
118,598.99x = 163,675.49 × 67,613.00 - Step 4: Simplify right side
118,598.99x = 11,066,589,748.93 - Step 5: Solve for x
x = 11,066,589,748.93/118,598.99 - Step 6: Final answer
x = 93,311.00
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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.