Home / 174,516.12-261,861.66-69,365.16

Finding the Fourth Proportional to 174,516.12, 261,861.66 and 69,365.16

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Solution

The fourth proportional to 174,516.12, 261,861.66 and 69,365.16 is: 104,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,516.12 : 261,861.66 = 69,365.16 : x
  2. Step 2: Convert to fraction form
    174,516.12/261,861.66 = 69,365.16/x
  3. Step 3: Cross multiply
    174,516.12x = 261,861.66 × 69,365.16
  4. Step 4: Simplify right side
    174,516.12x = 18,164,075,943.77
  5. Step 5: Solve for x
    x = 18,164,075,943.77/174,516.12
  6. Step 6: Final answer
    x = 104,082.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.