Finding the Fourth Proportional to 42,117,107.92, 58,116,268.08 and 24,707,100.88
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Solution
The fourth proportional to 42,117,107.92, 58,116,268.08 and 24,707,100.88 is: 34,092,666.12
Step by Step Solution
- Step 1: Write the proportion equation
42,117,107.92 : 58,116,268.08 = 24,707,100.88 : x - Step 2: Convert to fraction form
42,117,107.92/58,116,268.08 = 24,707,100.88/x - Step 3: Cross multiply
42,117,107.92x = 58,116,268.08 × 24,707,100.88 - Step 4: Simplify right side
42,117,107.92x = 1,435,884,498,221,683.75 - Step 5: Solve for x
x = 1,435,884,498,221,683.75/42,117,107.92 - Step 6: Final answer
x = 34,092,666.12
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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.