Finding the Fourth Proportional to 174,017.84, 240,139.68 and 102,381.44
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Solution
The fourth proportional to 174,017.84, 240,139.68 and 102,381.44 is: 141,283.48
Step by Step Solution
- Step 1: Write the proportion equation
174,017.84 : 240,139.68 = 102,381.44 : x - Step 2: Convert to fraction form
174,017.84/240,139.68 = 102,381.44/x - Step 3: Cross multiply
174,017.84x = 240,139.68 × 102,381.44 - Step 4: Simplify right side
174,017.84x = 24,585,846,239.54 - Step 5: Solve for x
x = 24,585,846,239.54/174,017.84 - Step 6: Final answer
x = 141,283.48
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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.