Finding the Fourth Proportional to 90,026,756.08, 124,237,053.36 and 48,773,647.28
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Solution
The fourth proportional to 90,026,756.08, 124,237,053.36 and 48,773,647.28 is: 67,307,703.66
Step by Step Solution
- Step 1: Write the proportion equation
90,026,756.08 : 124,237,053.36 = 48,773,647.28 : x - Step 2: Convert to fraction form
90,026,756.08/124,237,053.36 = 48,773,647.28/x - Step 3: Cross multiply
90,026,756.08x = 124,237,053.36 × 48,773,647.28 - Step 4: Simplify right side
90,026,756.08x = 6,059,494,219,687,179 - Step 5: Solve for x
x = 6,059,494,219,687,179/90,026,756.08 - Step 6: Final answer
x = 67,307,703.66
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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.