Home / 42,725.68-58,956.36-25,729.65

Finding the Fourth Proportional to 42,725.68, 58,956.36 and 25,729.65

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Solution

The fourth proportional to 42,725.68, 58,956.36 and 25,729.65 is: 35,503.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,725.68 : 58,956.36 = 25,729.65 : x
  2. Step 2: Convert to fraction form
    42,725.68/58,956.36 = 25,729.65/x
  3. Step 3: Cross multiply
    42,725.68x = 58,956.36 × 25,729.65
  4. Step 4: Simplify right side
    42,725.68x = 1,516,926,411.59
  5. Step 5: Solve for x
    x = 1,516,926,411.59/42,725.68
  6. Step 6: Final answer
    x = 35,503.86

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1.5x scale

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.