Home / 58,653.68-87,977.64-19,229.36

Finding the Fourth Proportional to 58,653.68, 87,977.64 and 19,229.36

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Solution

The fourth proportional to 58,653.68, 87,977.64 and 19,229.36 is: 28,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,653.68 : 87,977.64 = 19,229.36 : x
  2. Step 2: Convert to fraction form
    58,653.68/87,977.64 = 19,229.36/x
  3. Step 3: Cross multiply
    58,653.68x = 87,977.64 × 19,229.36
  4. Step 4: Simplify right side
    58,653.68x = 1,691,753,711.51
  5. Step 5: Solve for x
    x = 1,691,753,711.51/58,653.68
  6. Step 6: Final answer
    x = 28,843.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.