Home / 42,974-59,289.76-25,983.44

Finding the Fourth Proportional to 42,974, 59,289.76 and 25,983.44

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Solution

The fourth proportional to 42,974, 59,289.76 and 25,983.44 is: 35,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,974 : 59,289.76 = 25,983.44 : x
  2. Step 2: Convert to fraction form
    42,974/59,289.76 = 25,983.44/x
  3. Step 3: Cross multiply
    42,974x = 59,289.76 × 25,983.44
  4. Step 4: Simplify right side
    42,974x = 1,540,551,921.57
  5. Step 5: Solve for x
    x = 1,540,551,921.57/42,974
  6. Step 6: Final answer
    x = 35,848.46

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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.