Finding the Fourth Proportional to 107,750,264.40, 161,726,873.40 and 56,668,942.80
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Solution
The fourth proportional to 107,750,264.40, 161,726,873.40 and 56,668,942.80 is: 85,056,783.75
Step by Step Solution
- Step 1: Write the proportion equation
107,750,264.40 : 161,726,873.40 = 56,668,942.80 : x - Step 2: Convert to fraction form
107,750,264.40/161,726,873.40 = 56,668,942.80/x - Step 3: Cross multiply
107,750,264.40x = 161,726,873.40 × 56,668,942.80 - Step 4: Simplify right side
107,750,264.40x = 9,164,890,937,927,442 - Step 5: Solve for x
x = 9,164,890,937,927,442/107,750,264.40 - Step 6: Final answer
x = 85,056,783.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.