Finding the Fourth Proportional to 77,023.10, 115,547.41 and 24,445.19
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Solution
The fourth proportional to 77,023.10, 115,547.41 and 24,445.19 is: 36,671.84
Step by Step Solution
- Step 1: Write the proportion equation
77,023.10 : 115,547.41 = 24,445.19 : x - Step 2: Convert to fraction form
77,023.10/115,547.41 = 24,445.19/x - Step 3: Cross multiply
77,023.10x = 115,547.41 × 24,445.19 - Step 4: Simplify right side
77,023.10x = 2,824,578,710.88 - Step 5: Solve for x
x = 2,824,578,710.88/77,023.10 - Step 6: Final answer
x = 36,671.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.