Finding the Fourth Proportional to 97,502,352.75, 134,553,266.25 and 54,042,288.75
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Solution
The fourth proportional to 97,502,352.75, 134,553,266.25 and 54,042,288.75 is: 74,578,369.26
Step by Step Solution
- Step 1: Write the proportion equation
97,502,352.75 : 134,553,266.25 = 54,042,288.75 : x - Step 2: Convert to fraction form
97,502,352.75/134,553,266.25 = 54,042,288.75/x - Step 3: Cross multiply
97,502,352.75x = 134,553,266.25 × 54,042,288.75 - Step 4: Simplify right side
97,502,352.75x = 7,271,566,466,938,130 - Step 5: Solve for x
x = 7,271,566,466,938,130/97,502,352.75 - Step 6: Final answer
x = 74,578,369.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.