Finding the Fourth Proportional to 124,048,030.59, 171,183,153.33 and 68,292,894.53
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Solution
The fourth proportional to 124,048,030.59, 171,183,153.33 and 68,292,894.53 is: 94,242,471.88
Step by Step Solution
- Step 1: Write the proportion equation
124,048,030.59 : 171,183,153.33 = 68,292,894.53 : x - Step 2: Convert to fraction form
124,048,030.59/171,183,153.33 = 68,292,894.53/x - Step 3: Cross multiply
124,048,030.59x = 171,183,153.33 × 68,292,894.53 - Step 4: Simplify right side
124,048,030.59x = 11,690,593,034,822,594 - Step 5: Solve for x
x = 11,690,593,034,822,594/124,048,030.59 - Step 6: Final answer
x = 94,242,471.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.