Finding the Fourth Proportional to 59,089,075.80, 88,641,908.10 and 18,695,347.80
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Solution
The fourth proportional to 59,089,075.80, 88,641,908.10 and 18,695,347.80 is: 28,045,645.99
Step by Step Solution
- Step 1: Write the proportion equation
59,089,075.80 : 88,641,908.10 = 18,695,347.80 : x - Step 2: Convert to fraction form
59,089,075.80/88,641,908.10 = 18,695,347.80/x - Step 3: Cross multiply
59,089,075.80x = 88,641,908.10 × 18,695,347.80 - Step 4: Simplify right side
59,089,075.80x = 1,657,191,301,585,137.25 - Step 5: Solve for x
x = 1,657,191,301,585,137.25/59,089,075.80 - Step 6: Final answer
x = 28,045,645.99
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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.