Home / 50,454.60-75,686.04-20,866.92

Finding the Fourth Proportional to 50,454.60, 75,686.04 and 20,866.92

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Solution

The fourth proportional to 50,454.60, 75,686.04 and 20,866.92 is: 31,302.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,454.60 : 75,686.04 = 20,866.92 : x
  2. Step 2: Convert to fraction form
    50,454.60/75,686.04 = 20,866.92/x
  3. Step 3: Cross multiply
    50,454.60x = 75,686.04 × 20,866.92
  4. Step 4: Simplify right side
    50,454.60x = 1,579,334,541.80
  5. Step 5: Solve for x
    x = 1,579,334,541.80/50,454.60
  6. Step 6: Final answer
    x = 31,302.09

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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.