Finding the Fourth Proportional to 97,248.64, 145,873.92 and 27,133.12
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Solution
The fourth proportional to 97,248.64, 145,873.92 and 27,133.12 is: 40,699.95
Step by Step Solution
- Step 1: Write the proportion equation
97,248.64 : 145,873.92 = 27,133.12 : x - Step 2: Convert to fraction form
97,248.64/145,873.92 = 27,133.12/x - Step 3: Cross multiply
97,248.64x = 145,873.92 × 27,133.12 - Step 4: Simplify right side
97,248.64x = 3,958,014,576.23 - Step 5: Solve for x
x = 3,958,014,576.23/97,248.64 - Step 6: Final answer
x = 40,699.95
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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.