Home / 102,001.35-153,002.03-100,273.35

Finding the Fourth Proportional to 102,001.35, 153,002.03 and 100,273.35

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Solution

The fourth proportional to 102,001.35, 153,002.03 and 100,273.35 is: 150,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,001.35 : 153,002.03 = 100,273.35 : x
  2. Step 2: Convert to fraction form
    102,001.35/153,002.03 = 100,273.35/x
  3. Step 3: Cross multiply
    102,001.35x = 153,002.03 × 100,273.35
  4. Step 4: Simplify right side
    102,001.35x = 15,342,025,603.53
  5. Step 5: Solve for x
    x = 15,342,025,603.53/102,001.35
  6. Step 6: Final answer
    x = 150,410.03

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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.