Finding the Fourth Proportional to 58,139,365.97, 87,204,472.64 and 25,349,161.02
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Solution
The fourth proportional to 58,139,365.97, 87,204,472.64 and 25,349,161.02 is: 38,021,746.23
Step by Step Solution
- Step 1: Write the proportion equation
58,139,365.97 : 87,204,472.64 = 25,349,161.02 : x - Step 2: Convert to fraction form
58,139,365.97/87,204,472.64 = 25,349,161.02/x - Step 3: Cross multiply
58,139,365.97x = 87,204,472.64 × 25,349,161.02 - Step 4: Simplify right side
58,139,365.97x = 2,210,560,218,615,544.50 - Step 5: Solve for x
x = 2,210,560,218,615,544.50/58,139,365.97 - Step 6: Final answer
x = 38,021,746.23
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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.