Finding the Fourth Proportional to 62,163,948.80, 93,245,923.20 and 48,559,059.20
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Solution
The fourth proportional to 62,163,948.80, 93,245,923.20 and 48,559,059.20 is: 72,838,588.80
Step by Step Solution
- Step 1: Write the proportion equation
62,163,948.80 : 93,245,923.20 = 48,559,059.20 : x - Step 2: Convert to fraction form
62,163,948.80/93,245,923.20 = 48,559,059.20/x - Step 3: Cross multiply
62,163,948.80x = 93,245,923.20 × 48,559,059.20 - Step 4: Simplify right side
62,163,948.80x = 4,527,934,304,827,454 - Step 5: Solve for x
x = 4,527,934,304,827,454/62,163,948.80 - Step 6: Final answer
x = 72,838,588.80
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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.