Home / 111,749.60-167,624.40-106,565.60

Finding the Fourth Proportional to 111,749.60, 167,624.40 and 106,565.60

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Solution

The fourth proportional to 111,749.60, 167,624.40 and 106,565.60 is: 159,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,749.60 : 167,624.40 = 106,565.60 : x
  2. Step 2: Convert to fraction form
    111,749.60/167,624.40 = 106,565.60/x
  3. Step 3: Cross multiply
    111,749.60x = 167,624.40 × 106,565.60
  4. Step 4: Simplify right side
    111,749.60x = 17,862,994,760.64
  5. Step 5: Solve for x
    x = 17,862,994,760.64/111,749.60
  6. Step 6: Final answer
    x = 159,848.40

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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.