Finding the Fourth Proportional to 97,423.68, 146,368.64 and 62,431.68
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Solution
The fourth proportional to 97,423.68, 146,368.64 and 62,431.68 is: 93,796.91
Step by Step Solution
- Step 1: Write the proportion equation
97,423.68 : 146,368.64 = 62,431.68 : x - Step 2: Convert to fraction form
97,423.68/146,368.64 = 62,431.68/x - Step 3: Cross multiply
97,423.68x = 146,368.64 × 62,431.68 - Step 4: Simplify right side
97,423.68x = 9,138,040,094.52 - Step 5: Solve for x
x = 9,138,040,094.52/97,423.68 - Step 6: Final answer
x = 93,796.91
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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.