Finding the Fourth Proportional to 97,516,573.81, 134,573,051.70 and 52,862,407.81
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Solution
The fourth proportional to 97,516,573.81, 134,573,051.70 and 52,862,407.81 is: 72,950,220.27
Step by Step Solution
- Step 1: Write the proportion equation
97,516,573.81 : 134,573,051.70 = 52,862,407.81 : x - Step 2: Convert to fraction form
97,516,573.81/134,573,051.70 = 52,862,407.81/x - Step 3: Cross multiply
97,516,573.81x = 134,573,051.70 × 52,862,407.81 - Step 4: Simplify right side
97,516,573.81x = 7,113,855,538,865,180 - Step 5: Solve for x
x = 7,113,855,538,865,180/97,516,573.81 - Step 6: Final answer
x = 72,950,220.27
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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.