Finding the Fourth Proportional to 124,034,326.08, 171,167,372.28 and 69,043,173.36
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Solution
The fourth proportional to 124,034,326.08, 171,167,372.28 and 69,043,173.36 is: 95,279,580.51
Step by Step Solution
- Step 1: Write the proportion equation
124,034,326.08 : 171,167,372.28 = 69,043,173.36 : x - Step 2: Convert to fraction form
124,034,326.08/171,167,372.28 = 69,043,173.36/x - Step 3: Cross multiply
124,034,326.08x = 171,167,372.28 × 69,043,173.36 - Step 4: Simplify right side
124,034,326.08x = 11,817,938,557,903,698 - Step 5: Solve for x
x = 11,817,938,557,903,698/124,034,326.08 - Step 6: Final answer
x = 95,279,580.51
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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.