Home / 56,836.64-85,254.96-19,892

Finding the Fourth Proportional to 56,836.64, 85,254.96 and 19,892

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Solution

The fourth proportional to 56,836.64, 85,254.96 and 19,892 is: 29,838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,836.64 : 85,254.96 = 19,892 : x
  2. Step 2: Convert to fraction form
    56,836.64/85,254.96 = 19,892/x
  3. Step 3: Cross multiply
    56,836.64x = 85,254.96 × 19,892
  4. Step 4: Simplify right side
    56,836.64x = 1,695,891,664.32
  5. Step 5: Solve for x
    x = 1,695,891,664.32/56,836.64
  6. Step 6: Final answer
    x = 29,838.00

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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.