Home / 199,579.06-299,439.42-124,612.30

Finding the Fourth Proportional to 199,579.06, 299,439.42 and 124,612.30

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Solution

The fourth proportional to 199,579.06, 299,439.42 and 124,612.30 is: 186,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,579.06 : 299,439.42 = 124,612.30 : x
  2. Step 2: Convert to fraction form
    199,579.06/299,439.42 = 124,612.30/x
  3. Step 3: Cross multiply
    199,579.06x = 299,439.42 × 124,612.30
  4. Step 4: Simplify right side
    199,579.06x = 37,313,834,836.87
  5. Step 5: Solve for x
    x = 37,313,834,836.87/199,579.06
  6. Step 6: Final answer
    x = 186,962.67

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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.