Home / 110,300.20-165,518.70-57,747.40

Finding the Fourth Proportional to 110,300.20, 165,518.70 and 57,747.40

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Solution

The fourth proportional to 110,300.20, 165,518.70 and 57,747.40 is: 86,656.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,300.20 : 165,518.70 = 57,747.40 : x
  2. Step 2: Convert to fraction form
    110,300.20/165,518.70 = 57,747.40/x
  3. Step 3: Cross multiply
    110,300.20x = 165,518.70 × 57,747.40
  4. Step 4: Simplify right side
    110,300.20x = 9,558,274,576.38
  5. Step 5: Solve for x
    x = 9,558,274,576.38/110,300.20
  6. Step 6: Final answer
    x = 86,656.91

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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.