Finding the Fourth Proportional to 77,476.10, 116,246.55 and 24,901.70
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Solution
The fourth proportional to 77,476.10, 116,246.55 and 24,901.70 is: 37,362.96
Step by Step Solution
- Step 1: Write the proportion equation
77,476.10 : 116,246.55 = 24,901.70 : x - Step 2: Convert to fraction form
77,476.10/116,246.55 = 24,901.70/x - Step 3: Cross multiply
77,476.10x = 116,246.55 × 24,901.70 - Step 4: Simplify right side
77,476.10x = 2,894,736,714.14 - Step 5: Solve for x
x = 2,894,736,714.14/77,476.10 - Step 6: Final answer
x = 37,362.96
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1.5x scale
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.