Finding the Fourth Proportional to 93,226.08, 139,785.12 and 63,679.62
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Solution
The fourth proportional to 93,226.08, 139,785.12 and 63,679.62 is: 95,482.54
Step by Step Solution
- Step 1: Write the proportion equation
93,226.08 : 139,785.12 = 63,679.62 : x - Step 2: Convert to fraction form
93,226.08/139,785.12 = 63,679.62/x - Step 3: Cross multiply
93,226.08x = 139,785.12 × 63,679.62 - Step 4: Simplify right side
93,226.08x = 8,901,463,323.25 - Step 5: Solve for x
x = 8,901,463,323.25/93,226.08 - Step 6: Final answer
x = 95,482.54
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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.