Home / 55,024.96-75,764.41-42,974.12

Finding the Fourth Proportional to 55,024.96, 75,764.41 and 42,974.12

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Solution

The fourth proportional to 55,024.96, 75,764.41 and 42,974.12 is: 59,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,024.96 : 75,764.41 = 42,974.12 : x
  2. Step 2: Convert to fraction form
    55,024.96/75,764.41 = 42,974.12/x
  3. Step 3: Cross multiply
    55,024.96x = 75,764.41 × 42,974.12
  4. Step 4: Simplify right side
    55,024.96x = 3,255,908,575.68
  5. Step 5: Solve for x
    x = 3,255,908,575.68/55,024.96
  6. Step 6: Final answer
    x = 59,171.49

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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.