Finding the Fourth Proportional to 83,334,192.86, 124,875,758.23 and 74,252,555.08
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Solution
The fourth proportional to 83,334,192.86, 124,875,758.23 and 74,252,555.08 is: 111,266,981.74
Step by Step Solution
- Step 1: Write the proportion equation
83,334,192.86 : 124,875,758.23 = 74,252,555.08 : x - Step 2: Convert to fraction form
83,334,192.86/124,875,758.23 = 74,252,555.08/x - Step 3: Cross multiply
83,334,192.86x = 124,875,758.23 × 74,252,555.08 - Step 4: Simplify right side
83,334,192.86x = 9,272,344,115,632,018 - Step 5: Solve for x
x = 9,272,344,115,632,018/83,334,192.86 - Step 6: Final answer
x = 111,266,981.74
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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.