Finding the Fourth Proportional to 110,552.13, 152,562.45 and 62,808.09
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Solution
The fourth proportional to 110,552.13, 152,562.45 and 62,808.09 is: 86,675.45
Step by Step Solution
- Step 1: Write the proportion equation
110,552.13 : 152,562.45 = 62,808.09 : x - Step 2: Convert to fraction form
110,552.13/152,562.45 = 62,808.09/x - Step 3: Cross multiply
110,552.13x = 152,562.45 × 62,808.09 - Step 4: Simplify right side
110,552.13x = 9,582,156,090.22 - Step 5: Solve for x
x = 9,582,156,090.22/110,552.13 - Step 6: Final answer
x = 86,675.45
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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.