Finding the Fourth Proportional to 58,632,021.68, 80,913,679.06 and 32,170,368.54
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Solution
The fourth proportional to 58,632,021.68, 80,913,679.06 and 32,170,368.54 is: 44,395,925.65
Step by Step Solution
- Step 1: Write the proportion equation
58,632,021.68 : 80,913,679.06 = 32,170,368.54 : x - Step 2: Convert to fraction form
58,632,021.68/80,913,679.06 = 32,170,368.54/x - Step 3: Cross multiply
58,632,021.68x = 80,913,679.06 × 32,170,368.54 - Step 4: Simplify right side
58,632,021.68x = 2,603,022,875,287,481 - Step 5: Solve for x
x = 2,603,022,875,287,481/58,632,021.68 - Step 6: Final answer
x = 44,395,925.65
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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.