Finding the Fourth Proportional to 93,800.08, 129,444.12 and 51,361.24
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Solution
The fourth proportional to 93,800.08, 129,444.12 and 51,361.24 is: 70,878.52
Step by Step Solution
- Step 1: Write the proportion equation
93,800.08 : 129,444.12 = 51,361.24 : x - Step 2: Convert to fraction form
93,800.08/129,444.12 = 51,361.24/x - Step 3: Cross multiply
93,800.08x = 129,444.12 × 51,361.24 - Step 4: Simplify right side
93,800.08x = 6,648,410,513.91 - Step 5: Solve for x
x = 6,648,410,513.91/93,800.08 - Step 6: Final answer
x = 70,878.52
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1.5x scale
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.