Home / 111,815.10-167,917.05-59,327.10

Finding the Fourth Proportional to 111,815.10, 167,917.05 and 59,327.10

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Solution

The fourth proportional to 111,815.10, 167,917.05 and 59,327.10 is: 89,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,815.10 : 167,917.05 = 59,327.10 : x
  2. Step 2: Convert to fraction form
    111,815.10/167,917.05 = 59,327.10/x
  3. Step 3: Cross multiply
    111,815.10x = 167,917.05 × 59,327.10
  4. Step 4: Simplify right side
    111,815.10x = 9,962,031,617.06
  5. Step 5: Solve for x
    x = 9,962,031,617.06/111,815.10
  6. Step 6: Final answer
    x = 89,093.80

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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.