Finding the Fourth Proportional to 97,257.53, 145,827.90 and 38,022.63
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Solution
The fourth proportional to 97,257.53, 145,827.90 and 38,022.63 is: 57,011.12
Step by Step Solution
- Step 1: Write the proportion equation
97,257.53 : 145,827.90 = 38,022.63 : x - Step 2: Convert to fraction form
97,257.53/145,827.90 = 38,022.63/x - Step 3: Cross multiply
97,257.53x = 145,827.90 × 38,022.63 - Step 4: Simplify right side
97,257.53x = 5,544,760,285.38 - Step 5: Solve for x
x = 5,544,760,285.38/97,257.53 - Step 6: Final answer
x = 57,011.12
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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.