Home / 58,343.28-80,622.72-47,729.04

Finding the Fourth Proportional to 58,343.28, 80,622.72 and 47,729.04

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Solution

The fourth proportional to 58,343.28, 80,622.72 and 47,729.04 is: 65,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,343.28 : 80,622.72 = 47,729.04 : x
  2. Step 2: Convert to fraction form
    58,343.28/80,622.72 = 47,729.04/x
  3. Step 3: Cross multiply
    58,343.28x = 80,622.72 × 47,729.04
  4. Step 4: Simplify right side
    58,343.28x = 3,848,045,027.79
  5. Step 5: Solve for x
    x = 3,848,045,027.79/58,343.28
  6. Step 6: Final answer
    x = 65,955.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.