Finding the Fourth Proportional to 61,545,323.80, 92,317,985.70 and 58,710,971.80
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Solution
The fourth proportional to 61,545,323.80, 92,317,985.70 and 58,710,971.80 is: 88,066,457.70
Step by Step Solution
- Step 1: Write the proportion equation
61,545,323.80 : 92,317,985.70 = 58,710,971.80 : x - Step 2: Convert to fraction form
61,545,323.80/92,317,985.70 = 58,710,971.80/x - Step 3: Cross multiply
61,545,323.80x = 92,317,985.70 × 58,710,971.80 - Step 4: Simplify right side
61,545,323.80x = 5,420,078,655,065,503 - Step 5: Solve for x
x = 5,420,078,655,065,503/61,545,323.80 - Step 6: Final answer
x = 88,066,457.70
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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.