Finding the Fourth Proportional to 74,358.84, 102,570.12 and 44,124.24
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Solution
The fourth proportional to 74,358.84, 102,570.12 and 44,124.24 is: 60,864.70
Step by Step Solution
- Step 1: Write the proportion equation
74,358.84 : 102,570.12 = 44,124.24 : x - Step 2: Convert to fraction form
74,358.84/102,570.12 = 44,124.24/x - Step 3: Cross multiply
74,358.84x = 102,570.12 × 44,124.24 - Step 4: Simplify right side
74,358.84x = 4,525,828,591.71 - Step 5: Solve for x
x = 4,525,828,591.71/74,358.84 - Step 6: Final answer
x = 60,864.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.