Home / 245,011.42-367,025.05-111,708.30

Finding the Fourth Proportional to 245,011.42, 367,025.05 and 111,708.30

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Solution

The fourth proportional to 245,011.42, 367,025.05 and 111,708.30 is: 167,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,011.42 : 367,025.05 = 111,708.30 : x
  2. Step 2: Convert to fraction form
    245,011.42/367,025.05 = 111,708.30/x
  3. Step 3: Cross multiply
    245,011.42x = 367,025.05 × 111,708.30
  4. Step 4: Simplify right side
    245,011.42x = 40,999,745,908.89
  5. Step 5: Solve for x
    x = 40,999,745,908.89/245,011.42
  6. Step 6: Final answer
    x = 167,338.10

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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.