Finding the Fourth Proportional to 53,937,919.02, 74,454,570.09 and 35,354,256.75
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Solution
The fourth proportional to 53,937,919.02, 74,454,570.09 and 35,354,256.75 is: 48,802,142.07
Step by Step Solution
- Step 1: Write the proportion equation
53,937,919.02 : 74,454,570.09 = 35,354,256.75 : x - Step 2: Convert to fraction form
53,937,919.02/74,454,570.09 = 35,354,256.75/x - Step 3: Cross multiply
53,937,919.02x = 74,454,570.09 × 35,354,256.75 - Step 4: Simplify right side
53,937,919.02x = 2,632,285,987,172,730.50 - Step 5: Solve for x
x = 2,632,285,987,172,730.50/53,937,919.02 - Step 6: Final answer
x = 48,802,142.07
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1.5x scale
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.