Home / 130,777.40-196,166.10-36,007.40

Finding the Fourth Proportional to 130,777.40, 196,166.10 and 36,007.40

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Solution

The fourth proportional to 130,777.40, 196,166.10 and 36,007.40 is: 54,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,777.40 : 196,166.10 = 36,007.40 : x
  2. Step 2: Convert to fraction form
    130,777.40/196,166.10 = 36,007.40/x
  3. Step 3: Cross multiply
    130,777.40x = 196,166.10 × 36,007.40
  4. Step 4: Simplify right side
    130,777.40x = 7,063,431,229.14
  5. Step 5: Solve for x
    x = 7,063,431,229.14/130,777.40
  6. Step 6: Final answer
    x = 54,011.10

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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.