Finding the Fourth Proportional to 168,767.08, 232,897.98 and 93,315.58
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Solution
The fourth proportional to 168,767.08, 232,897.98 and 93,315.58 is: 128,775.17
Step by Step Solution
- Step 1: Write the proportion equation
168,767.08 : 232,897.98 = 93,315.58 : x - Step 2: Convert to fraction form
168,767.08/232,897.98 = 93,315.58/x - Step 3: Cross multiply
168,767.08x = 232,897.98 × 93,315.58 - Step 4: Simplify right side
168,767.08x = 21,733,009,852.22 - Step 5: Solve for x
x = 21,733,009,852.22/168,767.08 - Step 6: Final answer
x = 128,775.17
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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.