Finding the Fourth Proportional to 94,425.04, 130,307.70 and 51,986.44
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Solution
The fourth proportional to 94,425.04, 130,307.70 and 51,986.44 is: 71,741.92
Step by Step Solution
- Step 1: Write the proportion equation
94,425.04 : 130,307.70 = 51,986.44 : x - Step 2: Convert to fraction form
94,425.04/130,307.70 = 51,986.44/x - Step 3: Cross multiply
94,425.04x = 130,307.70 × 51,986.44 - Step 4: Simplify right side
94,425.04x = 6,774,233,427.59 - Step 5: Solve for x
x = 6,774,233,427.59/94,425.04 - Step 6: Final answer
x = 71,741.92
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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.