Finding the Fourth Proportional to 153,657.52, 230,483.96 and 93,703.60
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Solution
The fourth proportional to 153,657.52, 230,483.96 and 93,703.60 is: 140,553.99
Step by Step Solution
- Step 1: Write the proportion equation
153,657.52 : 230,483.96 = 93,703.60 : x - Step 2: Convert to fraction form
153,657.52/230,483.96 = 93,703.60/x - Step 3: Cross multiply
153,657.52x = 230,483.96 × 93,703.60 - Step 4: Simplify right side
153,657.52x = 21,597,176,794.26 - Step 5: Solve for x
x = 21,597,176,794.26/153,657.52 - Step 6: Final answer
x = 140,553.99
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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.