Finding the Fourth Proportional to 94,366.90, 130,226.10 and 51,925.44
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Solution
The fourth proportional to 94,366.90, 130,226.10 and 51,925.44 is: 71,656.99
Step by Step Solution
- Step 1: Write the proportion equation
94,366.90 : 130,226.10 = 51,925.44 : x - Step 2: Convert to fraction form
94,366.90/130,226.10 = 51,925.44/x - Step 3: Cross multiply
94,366.90x = 130,226.10 × 51,925.44 - Step 4: Simplify right side
94,366.90x = 6,762,047,541.98 - Step 5: Solve for x
x = 6,762,047,541.98/94,366.90 - Step 6: Final answer
x = 71,656.99
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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.