Home / 134,709.75-185,907.29-74,293.25

Finding the Fourth Proportional to 134,709.75, 185,907.29 and 74,293.25

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Solution

The fourth proportional to 134,709.75, 185,907.29 and 74,293.25 is: 102,529.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,709.75 : 185,907.29 = 74,293.25 : x
  2. Step 2: Convert to fraction form
    134,709.75/185,907.29 = 74,293.25/x
  3. Step 3: Cross multiply
    134,709.75x = 185,907.29 × 74,293.25
  4. Step 4: Simplify right side
    134,709.75x = 13,811,655,471.79
  5. Step 5: Solve for x
    x = 13,811,655,471.79/134,709.75
  6. Step 6: Final answer
    x = 102,529.00

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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.