Home / 50,541.63-75,759.13-18,931.06

Finding the Fourth Proportional to 50,541.63, 75,759.13 and 18,931.06

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Solution

The fourth proportional to 50,541.63, 75,759.13 and 18,931.06 is: 28,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,541.63 : 75,759.13 = 18,931.06 : x
  2. Step 2: Convert to fraction form
    50,541.63/75,759.13 = 18,931.06/x
  3. Step 3: Cross multiply
    50,541.63x = 75,759.13 × 18,931.06
  4. Step 4: Simplify right side
    50,541.63x = 1,434,200,635.58
  5. Step 5: Solve for x
    x = 1,434,200,635.58/50,541.63
  6. Step 6: Final answer
    x = 28,376.62

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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.