Finding the Fourth Proportional to 168,905.08, 233,173.40 and 97,271.27
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Solution
The fourth proportional to 168,905.08, 233,173.40 and 97,271.27 is: 134,282.95
Step by Step Solution
- Step 1: Write the proportion equation
168,905.08 : 233,173.40 = 97,271.27 : x - Step 2: Convert to fraction form
168,905.08/233,173.40 = 97,271.27/x - Step 3: Cross multiply
168,905.08x = 233,173.40 × 97,271.27 - Step 4: Simplify right side
168,905.08x = 22,681,072,748.22 - Step 5: Solve for x
x = 22,681,072,748.22/168,905.08 - Step 6: Final answer
x = 134,282.95
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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.