Home / 130,633.60-196,037.67-47,527.60

Finding the Fourth Proportional to 130,633.60, 196,037.67 and 47,527.60

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Solution

The fourth proportional to 130,633.60, 196,037.67 and 47,527.60 is: 71,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,633.60 : 196,037.67 = 47,527.60 : x
  2. Step 2: Convert to fraction form
    130,633.60/196,037.67 = 47,527.60/x
  3. Step 3: Cross multiply
    130,633.60x = 196,037.67 × 47,527.60
  4. Step 4: Simplify right side
    130,633.60x = 9,317,199,964.69
  5. Step 5: Solve for x
    x = 9,317,199,964.69/130,633.60
  6. Step 6: Final answer
    x = 71,323.15

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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.