Finding the Fourth Proportional to 90,772,293.27, 125,248,632.62 and 54,106,275.99
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Solution
The fourth proportional to 90,772,293.27, 125,248,632.62 and 54,106,275.99 is: 74,656,449.01
Step by Step Solution
- Step 1: Write the proportion equation
90,772,293.27 : 125,248,632.62 = 54,106,275.99 : x - Step 2: Convert to fraction form
90,772,293.27/125,248,632.62 = 54,106,275.99/x - Step 3: Cross multiply
90,772,293.27x = 125,248,632.62 × 54,106,275.99 - Step 4: Simplify right side
90,772,293.27x = 6,776,737,083,907,837 - Step 5: Solve for x
x = 6,776,737,083,907,837/90,772,293.27 - Step 6: Final answer
x = 74,656,449.01
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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.