Home / 37,429.07-56,142.87-12,470.94

Finding the Fourth Proportional to 37,429.07, 56,142.87 and 12,470.94

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Solution

The fourth proportional to 37,429.07, 56,142.87 and 12,470.94 is: 18,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,429.07 : 56,142.87 = 12,470.94 : x
  2. Step 2: Convert to fraction form
    37,429.07/56,142.87 = 12,470.94/x
  3. Step 3: Cross multiply
    37,429.07x = 56,142.87 × 12,470.94
  4. Step 4: Simplify right side
    37,429.07x = 700,154,363.20
  5. Step 5: Solve for x
    x = 700,154,363.20/37,429.07
  6. Step 6: Final answer
    x = 18,706.17

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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.