Finding the Fourth Proportional to 97,481,102.13, 134,538,742.80 and 62,214,123.33
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Solution
The fourth proportional to 97,481,102.13, 134,538,742.80 and 62,214,123.33 is: 85,864,949.76
Step by Step Solution
- Step 1: Write the proportion equation
97,481,102.13 : 134,538,742.80 = 62,214,123.33 : x - Step 2: Convert to fraction form
97,481,102.13/134,538,742.80 = 62,214,123.33/x - Step 3: Cross multiply
97,481,102.13x = 134,538,742.80 × 62,214,123.33 - Step 4: Simplify right side
97,481,102.13x = 8,370,209,937,222,350 - Step 5: Solve for x
x = 8,370,209,937,222,350/97,481,102.13 - Step 6: Final answer
x = 85,864,949.76
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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.