Home / 39,642.92-54,688.74-23,725.88

Finding the Fourth Proportional to 39,642.92, 54,688.74 and 23,725.88

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Solution

The fourth proportional to 39,642.92, 54,688.74 and 23,725.88 is: 32,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,642.92 : 54,688.74 = 23,725.88 : x
  2. Step 2: Convert to fraction form
    39,642.92/54,688.74 = 23,725.88/x
  3. Step 3: Cross multiply
    39,642.92x = 54,688.74 × 23,725.88
  4. Step 4: Simplify right side
    39,642.92x = 1,297,538,482.59
  5. Step 5: Solve for x
    x = 1,297,538,482.59/39,642.92
  6. Step 6: Final answer
    x = 32,730.65

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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.