Finding the Fourth Proportional to 159,683.29, 239,484.08 and 47,337.26
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Solution
The fourth proportional to 159,683.29, 239,484.08 and 47,337.26 is: 70,993.77
Step by Step Solution
- Step 1: Write the proportion equation
159,683.29 : 239,484.08 = 47,337.26 : x - Step 2: Convert to fraction form
159,683.29/239,484.08 = 47,337.26/x - Step 3: Cross multiply
159,683.29x = 239,484.08 × 47,337.26 - Step 4: Simplify right side
159,683.29x = 11,336,519,081.74 - Step 5: Solve for x
x = 11,336,519,081.74/159,683.29 - Step 6: Final answer
x = 70,993.77
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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.