Finding the Fourth Proportional to 58,545,260.58, 87,759,432.36 and 39,130,838.76
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Solution
The fourth proportional to 58,545,260.58, 87,759,432.36 and 39,130,838.76 is: 58,657,185.28
Step by Step Solution
- Step 1: Write the proportion equation
58,545,260.58 : 87,759,432.36 = 39,130,838.76 : x - Step 2: Convert to fraction form
58,545,260.58/87,759,432.36 = 39,130,838.76/x - Step 3: Cross multiply
58,545,260.58x = 87,759,432.36 × 39,130,838.76 - Step 4: Simplify right side
58,545,260.58x = 3,434,100,197,348,286 - Step 5: Solve for x
x = 3,434,100,197,348,286/58,545,260.58 - Step 6: Final answer
x = 58,657,185.28
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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.