Home / 37,170.45-55,756.13-10,875.74

Finding the Fourth Proportional to 37,170.45, 55,756.13 and 10,875.74

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Solution

The fourth proportional to 37,170.45, 55,756.13 and 10,875.74 is: 16,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,170.45 : 55,756.13 = 10,875.74 : x
  2. Step 2: Convert to fraction form
    37,170.45/55,756.13 = 10,875.74/x
  3. Step 3: Cross multiply
    37,170.45x = 55,756.13 × 10,875.74
  4. Step 4: Simplify right side
    37,170.45x = 606,388,840.13
  5. Step 5: Solve for x
    x = 606,388,840.13/37,170.45
  6. Step 6: Final answer
    x = 16,313.73

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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.