Finding the Fourth Proportional to 39,176,075.60, 58,764,113.40 and 32,905,509.20
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Solution
The fourth proportional to 39,176,075.60, 58,764,113.40 and 32,905,509.20 is: 49,358,263.80
Step by Step Solution
- Step 1: Write the proportion equation
39,176,075.60 : 58,764,113.40 = 32,905,509.20 : x - Step 2: Convert to fraction form
39,176,075.60/58,764,113.40 = 32,905,509.20/x - Step 3: Cross multiply
39,176,075.60x = 58,764,113.40 × 32,905,509.20 - Step 4: Simplify right side
39,176,075.60x = 1,933,663,074,113,543.25 - Step 5: Solve for x
x = 1,933,663,074,113,543.25/39,176,075.60 - Step 6: Final answer
x = 49,358,263.80
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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.