Finding the Fourth Proportional to 97,828.53, 146,679.61 and 31,246.53
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Solution
The fourth proportional to 97,828.53, 146,679.61 and 31,246.53 is: 46,849.61
Step by Step Solution
- Step 1: Write the proportion equation
97,828.53 : 146,679.61 = 31,246.53 : x - Step 2: Convert to fraction form
97,828.53/146,679.61 = 31,246.53/x - Step 3: Cross multiply
97,828.53x = 146,679.61 × 31,246.53 - Step 4: Simplify right side
97,828.53x = 4,583,228,678.02 - Step 5: Solve for x
x = 4,583,228,678.02/97,828.53 - Step 6: Final answer
x = 46,849.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.