Finding the Fourth Proportional to 245,898.24, 368,774.46 and 105,624.06
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Solution
The fourth proportional to 245,898.24, 368,774.46 and 105,624.06 is: 158,404.78
Step by Step Solution
- Step 1: Write the proportion equation
245,898.24 : 368,774.46 = 105,624.06 : x - Step 2: Convert to fraction form
245,898.24/368,774.46 = 105,624.06/x - Step 3: Cross multiply
245,898.24x = 368,774.46 × 105,624.06 - Step 4: Simplify right side
245,898.24x = 38,951,457,007.53 - Step 5: Solve for x
x = 38,951,457,007.53/245,898.24 - Step 6: Final answer
x = 158,404.78
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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.