Home / 149,869.54-224,915.03-70,983.77

Finding the Fourth Proportional to 149,869.54, 224,915.03 and 70,983.77

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Solution

The fourth proportional to 149,869.54, 224,915.03 and 70,983.77 is: 106,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,869.54 : 224,915.03 = 70,983.77 : x
  2. Step 2: Convert to fraction form
    149,869.54/224,915.03 = 70,983.77/x
  3. Step 3: Cross multiply
    149,869.54x = 224,915.03 × 70,983.77
  4. Step 4: Simplify right side
    149,869.54x = 15,965,315,634.49
  5. Step 5: Solve for x
    x = 15,965,315,634.49/149,869.54
  6. Step 6: Final answer
    x = 106,528.09

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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.