Finding the Fourth Proportional to 178,587.58, 246,432.92 and 106,965.76
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Solution
The fourth proportional to 178,587.58, 246,432.92 and 106,965.76 is: 147,602.00
Step by Step Solution
- Step 1: Write the proportion equation
178,587.58 : 246,432.92 = 106,965.76 : x - Step 2: Convert to fraction form
178,587.58/246,432.92 = 106,965.76/x - Step 3: Cross multiply
178,587.58x = 246,432.92 × 106,965.76 - Step 4: Simplify right side
178,587.58x = 26,359,884,041.99 - Step 5: Solve for x
x = 26,359,884,041.99/178,587.58 - Step 6: Final answer
x = 147,602.00
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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.