Finding the Fourth Proportional to 110,136.11, 151,854.86 and 93,110.31
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Solution
The fourth proportional to 110,136.11, 151,854.86 and 93,110.31 is: 128,379.82
Step by Step Solution
- Step 1: Write the proportion equation
110,136.11 : 151,854.86 = 93,110.31 : x - Step 2: Convert to fraction form
110,136.11/151,854.86 = 93,110.31/x - Step 3: Cross multiply
110,136.11x = 151,854.86 × 93,110.31 - Step 4: Simplify right side
110,136.11x = 14,139,253,236.47 - Step 5: Solve for x
x = 14,139,253,236.47/110,136.11 - Step 6: Final answer
x = 128,379.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.