Home / 50,585.80-75,886.95-18,998.32

Finding the Fourth Proportional to 50,585.80, 75,886.95 and 18,998.32

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Solution

The fourth proportional to 50,585.80, 75,886.95 and 18,998.32 is: 28,500.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,585.80 : 75,886.95 = 18,998.32 : x
  2. Step 2: Convert to fraction form
    50,585.80/75,886.95 = 18,998.32/x
  3. Step 3: Cross multiply
    50,585.80x = 75,886.95 × 18,998.32
  4. Step 4: Simplify right side
    50,585.80x = 1,441,724,559.92
  5. Step 5: Solve for x
    x = 1,441,724,559.92/50,585.80
  6. Step 6: Final answer
    x = 28,500.58

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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.