Home / 169,742.79-254,526.71-69,884.37

Finding the Fourth Proportional to 169,742.79, 254,526.71 and 69,884.37

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Solution

The fourth proportional to 169,742.79, 254,526.71 and 69,884.37 is: 104,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,742.79 : 254,526.71 = 69,884.37 : x
  2. Step 2: Convert to fraction form
    169,742.79/254,526.71 = 69,884.37/x
  3. Step 3: Cross multiply
    169,742.79x = 254,526.71 × 69,884.37
  4. Step 4: Simplify right side
    169,742.79x = 17,787,438,427.10
  5. Step 5: Solve for x
    x = 17,787,438,427.10/169,742.79
  6. Step 6: Final answer
    x = 104,790.54

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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.