Finding the Fourth Proportional to 107,695.99, 161,544.02 and 48,462.46
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Solution
The fourth proportional to 107,695.99, 161,544.02 and 48,462.46 is: 72,693.71
Step by Step Solution
- Step 1: Write the proportion equation
107,695.99 : 161,544.02 = 48,462.46 : x - Step 2: Convert to fraction form
107,695.99/161,544.02 = 48,462.46/x - Step 3: Cross multiply
107,695.99x = 161,544.02 × 48,462.46 - Step 4: Simplify right side
107,695.99x = 7,828,820,607.49 - Step 5: Solve for x
x = 7,828,820,607.49/107,695.99 - Step 6: Final answer
x = 72,693.71
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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.