Home / 76,029.91-104,919.42-42,037.53

Finding the Fourth Proportional to 76,029.91, 104,919.42 and 42,037.53

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Solution

The fourth proportional to 76,029.91, 104,919.42 and 42,037.53 is: 58,010.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,029.91 : 104,919.42 = 42,037.53 : x
  2. Step 2: Convert to fraction form
    76,029.91/104,919.42 = 42,037.53/x
  3. Step 3: Cross multiply
    76,029.91x = 104,919.42 × 42,037.53
  4. Step 4: Simplify right side
    76,029.91x = 4,410,553,265.83
  5. Step 5: Solve for x
    x = 4,410,553,265.83/76,029.91
  6. Step 6: Final answer
    x = 58,010.77

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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.