Finding the Fourth Proportional to 63,090,146.52, 87,064,522.68 and 34,832,574.12
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Solution
The fourth proportional to 63,090,146.52, 87,064,522.68 and 34,832,574.12 is: 48,069,018.80
Step by Step Solution
- Step 1: Write the proportion equation
63,090,146.52 : 87,064,522.68 = 34,832,574.12 : x - Step 2: Convert to fraction form
63,090,146.52/87,064,522.68 = 34,832,574.12/x - Step 3: Cross multiply
63,090,146.52x = 87,064,522.68 × 34,832,574.12 - Step 4: Simplify right side
63,090,146.52x = 3,032,681,439,473,521 - Step 5: Solve for x
x = 3,032,681,439,473,521/63,090,146.52 - Step 6: Final answer
x = 48,069,018.80
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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.