Finding the Fourth Proportional to 58,070,901.36, 87,166,884.28 and 25,745,505.06
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Solution
The fourth proportional to 58,070,901.36, 87,166,884.28 and 25,745,505.06 is: 38,645,094.32
Step by Step Solution
- Step 1: Write the proportion equation
58,070,901.36 : 87,166,884.28 = 25,745,505.06 : x - Step 2: Convert to fraction form
58,070,901.36/87,166,884.28 = 25,745,505.06/x - Step 3: Cross multiply
58,070,901.36x = 87,166,884.28 × 25,745,505.06 - Step 4: Simplify right side
58,070,901.36x = 2,244,155,459,859,340 - Step 5: Solve for x
x = 2,244,155,459,859,340/58,070,901.36 - Step 6: Final answer
x = 38,645,094.32
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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.