Finding the Fourth Proportional to 249,789.99, 374,534.92 and 114,684.99
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Solution
The fourth proportional to 249,789.99, 374,534.92 and 114,684.99 is: 171,958.59
Step by Step Solution
- Step 1: Write the proportion equation
249,789.99 : 374,534.92 = 114,684.99 : x - Step 2: Convert to fraction form
249,789.99/374,534.92 = 114,684.99/x - Step 3: Cross multiply
249,789.99x = 374,534.92 × 114,684.99 - Step 4: Simplify right side
249,789.99x = 42,953,533,554.85 - Step 5: Solve for x
x = 42,953,533,554.85/249,789.99 - Step 6: Final answer
x = 171,958.59
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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.