Finding the Fourth Proportional to 74,710,225.09, 112,099,388.19 and 38,344,153.36
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Solution
The fourth proportional to 74,710,225.09, 112,099,388.19 and 38,344,153.36 is: 57,533,706.09
Step by Step Solution
- Step 1: Write the proportion equation
74,710,225.09 : 112,099,388.19 = 38,344,153.36 : x - Step 2: Convert to fraction form
74,710,225.09/112,099,388.19 = 38,344,153.36/x - Step 3: Cross multiply
74,710,225.09x = 112,099,388.19 × 38,344,153.36 - Step 4: Simplify right side
74,710,225.09x = 4,298,356,132,319,532.50 - Step 5: Solve for x
x = 4,298,356,132,319,532.50/74,710,225.09 - Step 6: Final answer
x = 57,533,706.09
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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.