Home / 102,057.06-153,110.20-100,362.44

Finding the Fourth Proportional to 102,057.06, 153,110.20 and 100,362.44

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Solution

The fourth proportional to 102,057.06, 153,110.20 and 100,362.44 is: 150,567.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,057.06 : 153,110.20 = 100,362.44 : x
  2. Step 2: Convert to fraction form
    102,057.06/153,110.20 = 100,362.44/x
  3. Step 3: Cross multiply
    102,057.06x = 153,110.20 × 100,362.44
  4. Step 4: Simplify right side
    102,057.06x = 15,366,513,580.94
  5. Step 5: Solve for x
    x = 15,366,513,580.94/102,057.06
  6. Step 6: Final answer
    x = 150,567.86

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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.