Finding the Fourth Proportional to 170,984.61, 235,970.97 and 94,502.06
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Solution
The fourth proportional to 170,984.61, 235,970.97 and 94,502.06 is: 130,419.59
Step by Step Solution
- Step 1: Write the proportion equation
170,984.61 : 235,970.97 = 94,502.06 : x - Step 2: Convert to fraction form
170,984.61/235,970.97 = 94,502.06/x - Step 3: Cross multiply
170,984.61x = 235,970.97 × 94,502.06 - Step 4: Simplify right side
170,984.61x = 22,299,742,765.20 - Step 5: Solve for x
x = 22,299,742,765.20/170,984.61 - Step 6: Final answer
x = 130,419.59
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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.