Home / 42,454.36-58,587.60-25,687.36

Finding the Fourth Proportional to 42,454.36, 58,587.60 and 25,687.36

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Solution

The fourth proportional to 42,454.36, 58,587.60 and 25,687.36 is: 35,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,454.36 : 58,587.60 = 25,687.36 : x
  2. Step 2: Convert to fraction form
    42,454.36/58,587.60 = 25,687.36/x
  3. Step 3: Cross multiply
    42,454.36x = 58,587.60 × 25,687.36
  4. Step 4: Simplify right side
    42,454.36x = 1,504,960,772.74
  5. Step 5: Solve for x
    x = 1,504,960,772.74/42,454.36
  6. Step 6: Final answer
    x = 35,448.91

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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.