Finding the Fourth Proportional to 176,638.57, 243,762.99 and 96,067.90
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Solution
The fourth proportional to 176,638.57, 243,762.99 and 96,067.90 is: 132,574.66
Step by Step Solution
- Step 1: Write the proportion equation
176,638.57 : 243,762.99 = 96,067.90 : x - Step 2: Convert to fraction form
176,638.57/243,762.99 = 96,067.90/x - Step 3: Cross multiply
176,638.57x = 243,762.99 × 96,067.90 - Step 4: Simplify right side
176,638.57x = 23,417,798,547.02 - Step 5: Solve for x
x = 23,417,798,547.02/176,638.57 - Step 6: Final answer
x = 132,574.66
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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.