Finding the Fourth Proportional to 242,682.18, 364,024.13 and 74,201.87
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Solution
The fourth proportional to 242,682.18, 364,024.13 and 74,201.87 is: 111,303.07
Step by Step Solution
- Step 1: Write the proportion equation
242,682.18 : 364,024.13 = 74,201.87 : x - Step 2: Convert to fraction form
242,682.18/364,024.13 = 74,201.87/x - Step 3: Cross multiply
242,682.18x = 364,024.13 × 74,201.87 - Step 4: Simplify right side
242,682.18x = 27,011,271,710.17 - Step 5: Solve for x
x = 27,011,271,710.17/242,682.18 - Step 6: Final answer
x = 111,303.07
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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.