Finding the Fourth Proportional to 94,828,848.75, 130,884,863.70 and 57,651,229.26
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Solution
The fourth proportional to 94,828,848.75, 130,884,863.70 and 57,651,229.26 is: 79,571,495.21
Step by Step Solution
- Step 1: Write the proportion equation
94,828,848.75 : 130,884,863.70 = 57,651,229.26 : x - Step 2: Convert to fraction form
94,828,848.75/130,884,863.70 = 57,651,229.26/x - Step 3: Cross multiply
94,828,848.75x = 130,884,863.70 × 57,651,229.26 - Step 4: Simplify right side
94,828,848.75x = 7,545,673,283,832,552 - Step 5: Solve for x
x = 7,545,673,283,832,552/94,828,848.75 - Step 6: Final answer
x = 79,571,495.21
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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.