Finding the Fourth Proportional to 68,749,597.04, 103,169,827.55 and 32,368,391.71
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Solution
The fourth proportional to 68,749,597.04, 103,169,827.55 and 32,368,391.71 is: 48,573,977.66
Step by Step Solution
- Step 1: Write the proportion equation
68,749,597.04 : 103,169,827.55 = 32,368,391.71 : x - Step 2: Convert to fraction form
68,749,597.04/103,169,827.55 = 32,368,391.71/x - Step 3: Cross multiply
68,749,597.04x = 103,169,827.55 × 32,368,391.71 - Step 4: Simplify right side
68,749,597.04x = 3,339,441,390,614,546 - Step 5: Solve for x
x = 3,339,441,390,614,546/68,749,597.04 - Step 6: Final answer
x = 48,573,977.66
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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.