Home / 130,740.04-196,121.73-50,776.10

Finding the Fourth Proportional to 130,740.04, 196,121.73 and 50,776.10

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Solution

The fourth proportional to 130,740.04, 196,121.73 and 50,776.10 is: 76,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,740.04 : 196,121.73 = 50,776.10 : x
  2. Step 2: Convert to fraction form
    130,740.04/196,121.73 = 50,776.10/x
  3. Step 3: Cross multiply
    130,740.04x = 196,121.73 × 50,776.10
  4. Step 4: Simplify right side
    130,740.04x = 9,958,295,594.04
  5. Step 5: Solve for x
    x = 9,958,295,594.04/130,740.04
  6. Step 6: Final answer
    x = 76,168.68

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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.