Finding the Fourth Proportional to 133,280.54, 199,931.14 and 44,534.36
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Solution
The fourth proportional to 133,280.54, 199,931.14 and 44,534.36 is: 66,804.99
Step by Step Solution
- Step 1: Write the proportion equation
133,280.54 : 199,931.14 = 44,534.36 : x - Step 2: Convert to fraction form
133,280.54/199,931.14 = 44,534.36/x - Step 3: Cross multiply
133,280.54x = 199,931.14 × 44,534.36 - Step 4: Simplify right side
133,280.54x = 8,903,805,002.72 - Step 5: Solve for x
x = 8,903,805,002.72/133,280.54 - Step 6: Final answer
x = 66,804.99
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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.