Home / 37,039.84-55,561.55-12,079.85

Finding the Fourth Proportional to 37,039.84, 55,561.55 and 12,079.85

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Solution

The fourth proportional to 37,039.84, 55,561.55 and 12,079.85 is: 18,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,039.84 : 55,561.55 = 12,079.85 : x
  2. Step 2: Convert to fraction form
    37,039.84/55,561.55 = 12,079.85/x
  3. Step 3: Cross multiply
    37,039.84x = 55,561.55 × 12,079.85
  4. Step 4: Simplify right side
    37,039.84x = 671,174,919.51
  5. Step 5: Solve for x
    x = 671,174,919.51/37,039.84
  6. Step 6: Final answer
    x = 18,120.35

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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.