Home / 44,210.57-66,320.60-18,912.71

Finding the Fourth Proportional to 44,210.57, 66,320.60 and 18,912.71

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Solution

The fourth proportional to 44,210.57, 66,320.60 and 18,912.71 is: 28,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,210.57 : 66,320.60 = 18,912.71 : x
  2. Step 2: Convert to fraction form
    44,210.57/66,320.60 = 18,912.71/x
  3. Step 3: Cross multiply
    44,210.57x = 66,320.60 × 18,912.71
  4. Step 4: Simplify right side
    44,210.57x = 1,254,302,346.06
  5. Step 5: Solve for x
    x = 1,254,302,346.06/44,210.57
  6. Step 6: Final answer
    x = 28,371.10

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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.