Home / 180,022.40-270,001.20-113,343.20

Finding the Fourth Proportional to 180,022.40, 270,001.20 and 113,343.20

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Solution

The fourth proportional to 180,022.40, 270,001.20 and 113,343.20 is: 169,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,022.40 : 270,001.20 = 113,343.20 : x
  2. Step 2: Convert to fraction form
    180,022.40/270,001.20 = 113,343.20/x
  3. Step 3: Cross multiply
    180,022.40x = 270,001.20 × 113,343.20
  4. Step 4: Simplify right side
    180,022.40x = 30,602,800,011.84
  5. Step 5: Solve for x
    x = 30,602,800,011.84/180,022.40
  6. Step 6: Final answer
    x = 169,994.40

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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.