Home / 75,931.63-113,908.34-23,345.53

Finding the Fourth Proportional to 75,931.63, 113,908.34 and 23,345.53

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Solution

The fourth proportional to 75,931.63, 113,908.34 and 23,345.53 is: 35,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,931.63 : 113,908.34 = 23,345.53 : x
  2. Step 2: Convert to fraction form
    75,931.63/113,908.34 = 23,345.53/x
  3. Step 3: Cross multiply
    75,931.63x = 113,908.34 × 23,345.53
  4. Step 4: Simplify right side
    75,931.63x = 2,659,250,568.72
  5. Step 5: Solve for x
    x = 2,659,250,568.72/75,931.63
  6. Step 6: Final answer
    x = 35,021.64

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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.