Finding the Fourth Proportional to 168,594.48, 232,457.76 and 136,363.68
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Solution
The fourth proportional to 168,594.48, 232,457.76 and 136,363.68 is: 188,017.99
Step by Step Solution
- Step 1: Write the proportion equation
168,594.48 : 232,457.76 = 136,363.68 : x - Step 2: Convert to fraction form
168,594.48/232,457.76 = 136,363.68/x - Step 3: Cross multiply
168,594.48x = 232,457.76 × 136,363.68 - Step 4: Simplify right side
168,594.48x = 31,698,795,598.16 - Step 5: Solve for x
x = 31,698,795,598.16/168,594.48 - Step 6: Final answer
x = 188,017.99
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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.