Finding the Fourth Proportional to 168,320.84, 232,366.93 and 104,679.14
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Solution
The fourth proportional to 168,320.84, 232,366.93 and 104,679.14 is: 144,509.56
Step by Step Solution
- Step 1: Write the proportion equation
168,320.84 : 232,366.93 = 104,679.14 : x - Step 2: Convert to fraction form
168,320.84/232,366.93 = 104,679.14/x - Step 3: Cross multiply
168,320.84x = 232,366.93 × 104,679.14 - Step 4: Simplify right side
168,320.84x = 24,323,968,973.31 - Step 5: Solve for x
x = 24,323,968,973.31/168,320.84 - Step 6: Final answer
x = 144,509.56
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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.