Home / 245,015.42-367,031.04-111,712.30

Finding the Fourth Proportional to 245,015.42, 367,031.04 and 111,712.30

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Solution

The fourth proportional to 245,015.42, 367,031.04 and 111,712.30 is: 167,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,015.42 : 367,031.04 = 111,712.30 : x
  2. Step 2: Convert to fraction form
    245,015.42/367,031.04 = 111,712.30/x
  3. Step 3: Cross multiply
    245,015.42x = 367,031.04 × 111,712.30
  4. Step 4: Simplify right side
    245,015.42x = 41,001,881,649.79
  5. Step 5: Solve for x
    x = 41,001,881,649.79/245,015.42
  6. Step 6: Final answer
    x = 167,344.09

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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.