Finding the Fourth Proportional to 103,664,363.19, 143,054,248.95 and 59,610,312.42
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Solution
The fourth proportional to 103,664,363.19, 143,054,248.95 and 59,610,312.42 is: 82,260,752.01
Step by Step Solution
- Step 1: Write the proportion equation
103,664,363.19 : 143,054,248.95 = 59,610,312.42 : x - Step 2: Convert to fraction form
103,664,363.19/143,054,248.95 = 59,610,312.42/x - Step 3: Cross multiply
103,664,363.19x = 143,054,248.95 × 59,610,312.42 - Step 4: Simplify right side
103,664,363.19x = 8,527,508,472,917,957 - Step 5: Solve for x
x = 8,527,508,472,917,957/103,664,363.19 - Step 6: Final answer
x = 82,260,752.01
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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.