Finding the Fourth Proportional to 74,292,170.55, 110,937,987.82 and 60,672,354.67
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Solution
The fourth proportional to 74,292,170.55, 110,937,987.82 and 60,672,354.67 is: 90,599,977.00
Step by Step Solution
- Step 1: Write the proportion equation
74,292,170.55 : 110,937,987.82 = 60,672,354.67 : x - Step 2: Convert to fraction form
74,292,170.55/110,937,987.82 = 60,672,354.67/x - Step 3: Cross multiply
74,292,170.55x = 110,937,987.82 × 60,672,354.67 - Step 4: Simplify right side
74,292,170.55x = 6,730,868,943,391,180 - Step 5: Solve for x
x = 6,730,868,943,391,180/74,292,170.55 - Step 6: Final answer
x = 90,599,977.00
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.