Home / 111,623.28-167,434.88-49,281.36

Finding the Fourth Proportional to 111,623.28, 167,434.88 and 49,281.36

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Solution

The fourth proportional to 111,623.28, 167,434.88 and 49,281.36 is: 73,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,623.28 : 167,434.88 = 49,281.36 : x
  2. Step 2: Convert to fraction form
    111,623.28/167,434.88 = 49,281.36/x
  3. Step 3: Cross multiply
    111,623.28x = 167,434.88 × 49,281.36
  4. Step 4: Simplify right side
    111,623.28x = 8,251,418,597.84
  5. Step 5: Solve for x
    x = 8,251,418,597.84/111,623.28
  6. Step 6: Final answer
    x = 73,922.02

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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.