Finding the Fourth Proportional to 93,220.08, 139,776.12 and 63,673.62
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Solution
The fourth proportional to 93,220.08, 139,776.12 and 63,673.62 is: 95,473.55
Step by Step Solution
- Step 1: Write the proportion equation
93,220.08 : 139,776.12 = 63,673.62 : x - Step 2: Convert to fraction form
93,220.08/139,776.12 = 63,673.62/x - Step 3: Cross multiply
93,220.08x = 139,776.12 × 63,673.62 - Step 4: Simplify right side
93,220.08x = 8,900,051,549.95 - Step 5: Solve for x
x = 8,900,051,549.95/93,220.08 - Step 6: Final answer
x = 95,473.55
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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.