Finding the Fourth Proportional to 159,547.14, 239,349.17 and 52,937.49
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Solution
The fourth proportional to 159,547.14, 239,349.17 and 52,937.49 is: 79,415.68
Step by Step Solution
- Step 1: Write the proportion equation
159,547.14 : 239,349.17 = 52,937.49 : x - Step 2: Convert to fraction form
159,547.14/239,349.17 = 52,937.49/x - Step 3: Cross multiply
159,547.14x = 239,349.17 × 52,937.49 - Step 4: Simplify right side
159,547.14x = 12,670,544,293.38 - Step 5: Solve for x
x = 12,670,544,293.38/159,547.14 - Step 6: Final answer
x = 79,415.68
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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.