Home / 111,412.40-167,176.04-73,998.36

Finding the Fourth Proportional to 111,412.40, 167,176.04 and 73,998.36

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Solution

The fourth proportional to 111,412.40, 167,176.04 and 73,998.36 is: 111,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,412.40 : 167,176.04 = 73,998.36 : x
  2. Step 2: Convert to fraction form
    111,412.40/167,176.04 = 73,998.36/x
  3. Step 3: Cross multiply
    111,412.40x = 167,176.04 × 73,998.36
  4. Step 4: Simplify right side
    111,412.40x = 12,370,752,421.30
  5. Step 5: Solve for x
    x = 12,370,752,421.30/111,412.40
  6. Step 6: Final answer
    x = 111,035.69

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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.