Home / 47,004.80-70,507.20-43,724.30

Finding the Fourth Proportional to 47,004.80, 70,507.20 and 43,724.30

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Solution

The fourth proportional to 47,004.80, 70,507.20 and 43,724.30 is: 65,586.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,004.80 : 70,507.20 = 43,724.30 : x
  2. Step 2: Convert to fraction form
    47,004.80/70,507.20 = 43,724.30/x
  3. Step 3: Cross multiply
    47,004.80x = 70,507.20 × 43,724.30
  4. Step 4: Simplify right side
    47,004.80x = 3,082,877,964.96
  5. Step 5: Solve for x
    x = 3,082,877,964.96/47,004.80
  6. Step 6: Final answer
    x = 65,586.45

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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.