Home / 150,962.45-208,323.95-82,979.56

Finding the Fourth Proportional to 150,962.45, 208,323.95 and 82,979.56

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Solution

The fourth proportional to 150,962.45, 208,323.95 and 82,979.56 is: 114,509.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,962.45 : 208,323.95 = 82,979.56 : x
  2. Step 2: Convert to fraction form
    150,962.45/208,323.95 = 82,979.56/x
  3. Step 3: Cross multiply
    150,962.45x = 208,323.95 × 82,979.56
  4. Step 4: Simplify right side
    150,962.45x = 17,286,629,395.10
  5. Step 5: Solve for x
    x = 17,286,629,395.10/150,962.45
  6. Step 6: Final answer
    x = 114,509.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.