Home / 56,899.32-85,359.98-21,836.24

Finding the Fourth Proportional to 56,899.32, 85,359.98 and 21,836.24

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Solution

The fourth proportional to 56,899.32, 85,359.98 and 21,836.24 is: 32,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899.32 : 85,359.98 = 21,836.24 : x
  2. Step 2: Convert to fraction form
    56,899.32/85,359.98 = 21,836.24/x
  3. Step 3: Cross multiply
    56,899.32x = 85,359.98 × 21,836.24
  4. Step 4: Simplify right side
    56,899.32x = 1,863,941,009.68
  5. Step 5: Solve for x
    x = 1,863,941,009.68/56,899.32
  6. Step 6: Final answer
    x = 32,758.58

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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.