Home / 130,014.40-195,007.20-36,529.60

Finding the Fourth Proportional to 130,014.40, 195,007.20 and 36,529.60

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Solution

The fourth proportional to 130,014.40, 195,007.20 and 36,529.60 is: 54,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,014.40 : 195,007.20 = 36,529.60 : x
  2. Step 2: Convert to fraction form
    130,014.40/195,007.20 = 36,529.60/x
  3. Step 3: Cross multiply
    130,014.40x = 195,007.20 × 36,529.60
  4. Step 4: Simplify right side
    130,014.40x = 7,123,535,013.12
  5. Step 5: Solve for x
    x = 7,123,535,013.12/130,014.40
  6. Step 6: Final answer
    x = 54,790.35

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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.