Home / 110,024.20-165,036.30-103,025.80

Finding the Fourth Proportional to 110,024.20, 165,036.30 and 103,025.80

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Solution

The fourth proportional to 110,024.20, 165,036.30 and 103,025.80 is: 154,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,024.20 : 165,036.30 = 103,025.80 : x
  2. Step 2: Convert to fraction form
    110,024.20/165,036.30 = 103,025.80/x
  3. Step 3: Cross multiply
    110,024.20x = 165,036.30 × 103,025.80
  4. Step 4: Simplify right side
    110,024.20x = 17,002,996,836.54
  5. Step 5: Solve for x
    x = 17,002,996,836.54/110,024.20
  6. Step 6: Final answer
    x = 154,538.70

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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.