Home / 130,439.60-195,747.08-46,199.46

Finding the Fourth Proportional to 130,439.60, 195,747.08 and 46,199.46

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Solution

The fourth proportional to 130,439.60, 195,747.08 and 46,199.46 is: 69,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,439.60 : 195,747.08 = 46,199.46 : x
  2. Step 2: Convert to fraction form
    130,439.60/195,747.08 = 46,199.46/x
  3. Step 3: Cross multiply
    130,439.60x = 195,747.08 × 46,199.46
  4. Step 4: Simplify right side
    130,439.60x = 9,043,409,392.58
  5. Step 5: Solve for x
    x = 9,043,409,392.58/130,439.60
  6. Step 6: Final answer
    x = 69,330.24

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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.