Finding the Fourth Proportional to 74,117.58, 111,201.06 and 24,199.70
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Solution
The fourth proportional to 74,117.58, 111,201.06 and 24,199.70 is: 36,307.61
Step by Step Solution
- Step 1: Write the proportion equation
74,117.58 : 111,201.06 = 24,199.70 : x - Step 2: Convert to fraction form
74,117.58/111,201.06 = 24,199.70/x - Step 3: Cross multiply
74,117.58x = 111,201.06 × 24,199.70 - Step 4: Simplify right side
74,117.58x = 2,691,032,291.68 - Step 5: Solve for x
x = 2,691,032,291.68/74,117.58 - Step 6: Final answer
x = 36,307.61
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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.