Finding the Fourth Proportional to 54,346,740.84, 74,998,828.53 and 29,567,105.46
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Solution
The fourth proportional to 54,346,740.84, 74,998,828.53 and 29,567,105.46 is: 40,802,782.99
Step by Step Solution
- Step 1: Write the proportion equation
54,346,740.84 : 74,998,828.53 = 29,567,105.46 : x - Step 2: Convert to fraction form
54,346,740.84/74,998,828.53 = 29,567,105.46/x - Step 3: Cross multiply
54,346,740.84x = 74,998,828.53 × 29,567,105.46 - Step 4: Simplify right side
54,346,740.84x = 2,217,498,272,522,967 - Step 5: Solve for x
x = 2,217,498,272,522,967/54,346,740.84 - Step 6: Final answer
x = 40,802,782.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.