Finding the Fourth Proportional to 83,524,645.68, 115,277,864.04 and 48,717,335.04
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Solution
The fourth proportional to 83,524,645.68, 115,277,864.04 and 48,717,335.04 is: 67,238,002.38
Step by Step Solution
- Step 1: Write the proportion equation
83,524,645.68 : 115,277,864.04 = 48,717,335.04 : x - Step 2: Convert to fraction form
83,524,645.68/115,277,864.04 = 48,717,335.04/x - Step 3: Cross multiply
83,524,645.68x = 115,277,864.04 × 48,717,335.04 - Step 4: Simplify right side
83,524,645.68x = 5,616,030,325,132,248 - Step 5: Solve for x
x = 5,616,030,325,132,248/83,524,645.68 - Step 6: Final answer
x = 67,238,002.38
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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.