Finding the Fourth Proportional to 89,905,124.48, 124,069,071.94 and 48,652,016.84
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Solution
The fourth proportional to 89,905,124.48, 124,069,071.94 and 48,652,016.84 is: 67,139,783.32
Step by Step Solution
- Step 1: Write the proportion equation
89,905,124.48 : 124,069,071.94 = 48,652,016.84 : x - Step 2: Convert to fraction form
89,905,124.48/124,069,071.94 = 48,652,016.84/x - Step 3: Cross multiply
89,905,124.48x = 124,069,071.94 × 48,652,016.84 - Step 4: Simplify right side
89,905,124.48x = 6,036,210,577,348,052 - Step 5: Solve for x
x = 6,036,210,577,348,052/89,905,124.48 - Step 6: Final answer
x = 67,139,783.32
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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.