Finding the Fourth Proportional to 96,774,123.10, 145,203,175.05 and 48,905,067.10
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Solution
The fourth proportional to 96,774,123.10, 145,203,175.05 and 48,905,067.10 is: 73,378,820.61
Step by Step Solution
- Step 1: Write the proportion equation
96,774,123.10 : 145,203,175.05 = 48,905,067.10 : x - Step 2: Convert to fraction form
96,774,123.10/145,203,175.05 = 48,905,067.10/x - Step 3: Cross multiply
96,774,123.10x = 145,203,175.05 × 48,905,067.10 - Step 4: Simplify right side
96,774,123.10x = 7,101,171,018,953,297 - Step 5: Solve for x
x = 7,101,171,018,953,297/96,774,123.10 - Step 6: Final answer
x = 73,378,820.61
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1.5x scale
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.