Finding the Fourth Proportional to 168,753.60, 232,894.08 and 97,156.80
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Solution
The fourth proportional to 168,753.60, 232,894.08 and 97,156.80 is: 134,084.51
Step by Step Solution
- Step 1: Write the proportion equation
168,753.60 : 232,894.08 = 97,156.80 : x - Step 2: Convert to fraction form
168,753.60/232,894.08 = 97,156.80/x - Step 3: Cross multiply
168,753.60x = 232,894.08 × 97,156.80 - Step 4: Simplify right side
168,753.60x = 22,627,243,551.74 - Step 5: Solve for x
x = 22,627,243,551.74/168,753.60 - Step 6: Final answer
x = 134,084.51
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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.