Finding the Fourth Proportional to 110,167.36, 152,022.36 and 62,428.18
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Solution
The fourth proportional to 110,167.36, 152,022.36 and 62,428.18 is: 86,146.02
Step by Step Solution
- Step 1: Write the proportion equation
110,167.36 : 152,022.36 = 62,428.18 : x - Step 2: Convert to fraction form
110,167.36/152,022.36 = 62,428.18/x - Step 3: Cross multiply
110,167.36x = 152,022.36 × 62,428.18 - Step 4: Simplify right side
110,167.36x = 9,490,479,254.10 - Step 5: Solve for x
x = 9,490,479,254.10/110,167.36 - Step 6: Final answer
x = 86,146.02
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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.