Finding the Fourth Proportional to 70,937.17, 106,526.28 and 47,396.00
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Solution
The fourth proportional to 70,937.17, 106,526.28 and 47,396.00 is: 71,174.52
Step by Step Solution
- Step 1: Write the proportion equation
70,937.17 : 106,526.28 = 47,396.00 : x - Step 2: Convert to fraction form
70,937.17/106,526.28 = 47,396.00/x - Step 3: Cross multiply
70,937.17x = 106,526.28 × 47,396.00 - Step 4: Simplify right side
70,937.17x = 5,048,918,797.27 - Step 5: Solve for x
x = 5,048,918,797.27/70,937.17 - Step 6: Final answer
x = 71,174.52
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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.