Home / 102,614.20-153,937.50-43,450.24

Finding the Fourth Proportional to 102,614.20, 153,937.50 and 43,450.24

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Solution

The fourth proportional to 102,614.20, 153,937.50 and 43,450.24 is: 65,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,614.20 : 153,937.50 = 43,450.24 : x
  2. Step 2: Convert to fraction form
    102,614.20/153,937.50 = 43,450.24/x
  3. Step 3: Cross multiply
    102,614.20x = 153,937.50 × 43,450.24
  4. Step 4: Simplify right side
    102,614.20x = 6,688,621,320
  5. Step 5: Solve for x
    x = 6,688,621,320/102,614.20
  6. Step 6: Final answer
    x = 65,182.22

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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.