Finding the Fourth Proportional to 48,283,763.58, 66,807,053.24 and 42,101,701.43
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Solution
The fourth proportional to 48,283,763.58, 66,807,053.24 and 42,101,701.43 is: 58,253,342.32
Step by Step Solution
- Step 1: Write the proportion equation
48,283,763.58 : 66,807,053.24 = 42,101,701.43 : x - Step 2: Convert to fraction form
48,283,763.58/66,807,053.24 = 42,101,701.43/x - Step 3: Cross multiply
48,283,763.58x = 66,807,053.24 × 42,101,701.43 - Step 4: Simplify right side
48,283,763.58x = 2,812,690,608,384,050 - Step 5: Solve for x
x = 2,812,690,608,384,050/48,283,763.58 - Step 6: Final answer
x = 58,253,342.32
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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.