Finding the Fourth Proportional to 175,532.90, 242,158.33 and 102,898.99
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Solution
The fourth proportional to 175,532.90, 242,158.33 and 102,898.99 is: 141,955.42
Step by Step Solution
- Step 1: Write the proportion equation
175,532.90 : 242,158.33 = 102,898.99 : x - Step 2: Convert to fraction form
175,532.90/242,158.33 = 102,898.99/x - Step 3: Cross multiply
175,532.90x = 242,158.33 × 102,898.99 - Step 4: Simplify right side
175,532.90x = 24,917,847,100.31 - Step 5: Solve for x
x = 24,917,847,100.31/175,532.90 - Step 6: Final answer
x = 141,955.42
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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.