Finding the Fourth Proportional to 68,925,927.42, 95,113,506.15 and 37,984,368.06
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Solution
The fourth proportional to 68,925,927.42, 95,113,506.15 and 37,984,368.06 is: 52,416,072.74
Step by Step Solution
- Step 1: Write the proportion equation
68,925,927.42 : 95,113,506.15 = 37,984,368.06 : x - Step 2: Convert to fraction form
68,925,927.42/95,113,506.15 = 37,984,368.06/x - Step 3: Cross multiply
68,925,927.42x = 95,113,506.15 × 37,984,368.06 - Step 4: Simplify right side
68,925,927.42x = 3,612,826,425,078,674 - Step 5: Solve for x
x = 3,612,826,425,078,674/68,925,927.42 - Step 6: Final answer
x = 52,416,072.74
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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.