Finding the Fourth Proportional to 88,039,098.24, 121,497,750 and 48,880,880.24
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Solution
The fourth proportional to 88,039,098.24, 121,497,750 and 48,880,880.24 is: 67,457,721.47
Step by Step Solution
- Step 1: Write the proportion equation
88,039,098.24 : 121,497,750 = 48,880,880.24 : x - Step 2: Convert to fraction form
88,039,098.24/121,497,750 = 48,880,880.24/x - Step 3: Cross multiply
88,039,098.24x = 121,497,750 × 48,880,880.24 - Step 4: Simplify right side
88,039,098.24x = 5,938,916,967,179,460 - Step 5: Solve for x
x = 5,938,916,967,179,460/88,039,098.24 - Step 6: Final answer
x = 67,457,721.47
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1.5x scale
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.