Home / 149,389.20-224,170.20-55,904.40

Finding the Fourth Proportional to 149,389.20, 224,170.20 and 55,904.40

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Solution

The fourth proportional to 149,389.20, 224,170.20 and 55,904.40 is: 83,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,389.20 : 224,170.20 = 55,904.40 : x
  2. Step 2: Convert to fraction form
    149,389.20/224,170.20 = 55,904.40/x
  3. Step 3: Cross multiply
    149,389.20x = 224,170.20 × 55,904.40
  4. Step 4: Simplify right side
    149,389.20x = 12,532,100,528.88
  5. Step 5: Solve for x
    x = 12,532,100,528.88/149,389.20
  6. Step 6: Final answer
    x = 83,888.93

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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.