Finding the Fourth Proportional to 110,450.99, 165,681.95 and 31,576.84
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Solution
The fourth proportional to 110,450.99, 165,681.95 and 31,576.84 is: 47,366.82
Step by Step Solution
- Step 1: Write the proportion equation
110,450.99 : 165,681.95 = 31,576.84 : x - Step 2: Convert to fraction form
110,450.99/165,681.95 = 31,576.84/x - Step 3: Cross multiply
110,450.99x = 165,681.95 × 31,576.84 - Step 4: Simplify right side
110,450.99x = 5,231,712,426.04 - Step 5: Solve for x
x = 5,231,712,426.04/110,450.99 - Step 6: Final answer
x = 47,366.82
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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.