Home / 37,989.04-56,958.84-12,685.44

Finding the Fourth Proportional to 37,989.04, 56,958.84 and 12,685.44

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Solution

The fourth proportional to 37,989.04, 56,958.84 and 12,685.44 is: 19,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989.04 : 56,958.84 = 12,685.44 : x
  2. Step 2: Convert to fraction form
    37,989.04/56,958.84 = 12,685.44/x
  3. Step 3: Cross multiply
    37,989.04x = 56,958.84 × 12,685.44
  4. Step 4: Simplify right side
    37,989.04x = 722,547,947.29
  5. Step 5: Solve for x
    x = 722,547,947.29/37,989.04
  6. Step 6: Final answer
    x = 19,019.91

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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.