Finding the Fourth Proportional to 97,500,334.48, 134,548,537.80 and 53,447,428.24
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Solution
The fourth proportional to 97,500,334.48, 134,548,537.80 and 53,447,428.24 is: 73,756,396.40
Step by Step Solution
- Step 1: Write the proportion equation
97,500,334.48 : 134,548,537.80 = 53,447,428.24 : x - Step 2: Convert to fraction form
97,500,334.48/134,548,537.80 = 53,447,428.24/x - Step 3: Cross multiply
97,500,334.48x = 134,548,537.80 × 53,447,428.24 - Step 4: Simplify right side
97,500,334.48x = 7,191,273,318,862,428 - Step 5: Solve for x
x = 7,191,273,318,862,428/97,500,334.48 - Step 6: Final answer
x = 73,756,396.40
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1.5x scale
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.