Home / 111,779.30-167,633.39-36,885.49

Finding the Fourth Proportional to 111,779.30, 167,633.39 and 36,885.49

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Solution

The fourth proportional to 111,779.30, 167,633.39 and 36,885.49 is: 55,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,779.30 : 167,633.39 = 36,885.49 : x
  2. Step 2: Convert to fraction form
    111,779.30/167,633.39 = 36,885.49/x
  3. Step 3: Cross multiply
    111,779.30x = 167,633.39 × 36,885.49
  4. Step 4: Simplify right side
    111,779.30x = 6,183,239,730.51
  5. Step 5: Solve for x
    x = 6,183,239,730.51/111,779.30
  6. Step 6: Final answer
    x = 55,316.50

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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.