Home / 49,038.80-73,558.20-19,441.40

Finding the Fourth Proportional to 49,038.80, 73,558.20 and 19,441.40

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Solution

The fourth proportional to 49,038.80, 73,558.20 and 19,441.40 is: 29,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,038.80 : 73,558.20 = 19,441.40 : x
  2. Step 2: Convert to fraction form
    49,038.80/73,558.20 = 19,441.40/x
  3. Step 3: Cross multiply
    49,038.80x = 73,558.20 × 19,441.40
  4. Step 4: Simplify right side
    49,038.80x = 1,430,074,389.48
  5. Step 5: Solve for x
    x = 1,430,074,389.48/49,038.80
  6. Step 6: Final answer
    x = 29,162.10

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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.