Home / 149,219.20-223,868.40-64,943.20

Finding the Fourth Proportional to 149,219.20, 223,868.40 and 64,943.20

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Solution

The fourth proportional to 149,219.20, 223,868.40 and 64,943.20 is: 97,432.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,219.20 : 223,868.40 = 64,943.20 : x
  2. Step 2: Convert to fraction form
    149,219.20/223,868.40 = 64,943.20/x
  3. Step 3: Cross multiply
    149,219.20x = 223,868.40 × 64,943.20
  4. Step 4: Simplify right side
    149,219.20x = 14,538,730,274.88
  5. Step 5: Solve for x
    x = 14,538,730,274.88/149,219.20
  6. Step 6: Final answer
    x = 97,432.03

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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.