Finding the Fourth Proportional to 73,929,726.79, 110,871,006.12 and 25,395,877.47
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Solution
The fourth proportional to 73,929,726.79, 110,871,006.12 and 25,395,877.47 is: 38,085,714.75
Step by Step Solution
- Step 1: Write the proportion equation
73,929,726.79 : 110,871,006.12 = 25,395,877.47 : x - Step 2: Convert to fraction form
73,929,726.79/110,871,006.12 = 25,395,877.47/x - Step 3: Cross multiply
73,929,726.79x = 110,871,006.12 × 25,395,877.47 - Step 4: Simplify right side
73,929,726.79x = 2,815,666,486,191,257 - Step 5: Solve for x
x = 2,815,666,486,191,257/73,929,726.79 - Step 6: Final answer
x = 38,085,714.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.