Finding the Fourth Proportional to 174,695.18, 241,078.14 and 99,243.68
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Solution
The fourth proportional to 174,695.18, 241,078.14 and 99,243.68 is: 136,955.59
Step by Step Solution
- Step 1: Write the proportion equation
174,695.18 : 241,078.14 = 99,243.68 : x - Step 2: Convert to fraction form
174,695.18/241,078.14 = 99,243.68/x - Step 3: Cross multiply
174,695.18x = 241,078.14 × 99,243.68 - Step 4: Simplify right side
174,695.18x = 23,925,481,781.16 - Step 5: Solve for x
x = 23,925,481,781.16/174,695.18 - Step 6: Final answer
x = 136,955.59
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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.