Home / 43,931.72-60,653.70-28,851.14

Finding the Fourth Proportional to 43,931.72, 60,653.70 and 28,851.14

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Solution

The fourth proportional to 43,931.72, 60,653.70 and 28,851.14 is: 39,832.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,931.72 : 60,653.70 = 28,851.14 : x
  2. Step 2: Convert to fraction form
    43,931.72/60,653.70 = 28,851.14/x
  3. Step 3: Cross multiply
    43,931.72x = 60,653.70 × 28,851.14
  4. Step 4: Simplify right side
    43,931.72x = 1,749,928,390.22
  5. Step 5: Solve for x
    x = 1,749,928,390.22/43,931.72
  6. Step 6: Final answer
    x = 39,832.91

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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.