Finding the Fourth Proportional to 166,430.08, 249,620.50 and 61,224.45
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Solution
The fourth proportional to 166,430.08, 249,620.50 and 61,224.45 is: 91,827.62
Step by Step Solution
- Step 1: Write the proportion equation
166,430.08 : 249,620.50 = 61,224.45 : x - Step 2: Convert to fraction form
166,430.08/249,620.50 = 61,224.45/x - Step 3: Cross multiply
166,430.08x = 249,620.50 × 61,224.45 - Step 4: Simplify right side
166,430.08x = 15,282,877,821.23 - Step 5: Solve for x
x = 15,282,877,821.23/166,430.08 - Step 6: Final answer
x = 91,827.62
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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.