Home / 100,273.05-150,308.35-62,859.40

Finding the Fourth Proportional to 100,273.05, 150,308.35 and 62,859.40

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Solution

The fourth proportional to 100,273.05, 150,308.35 and 62,859.40 is: 94,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,273.05 : 150,308.35 = 62,859.40 : x
  2. Step 2: Convert to fraction form
    100,273.05/150,308.35 = 62,859.40/x
  3. Step 3: Cross multiply
    100,273.05x = 150,308.35 × 62,859.40
  4. Step 4: Simplify right side
    100,273.05x = 9,448,292,798.48
  5. Step 5: Solve for x
    x = 9,448,292,798.48/100,273.05
  6. Step 6: Final answer
    x = 94,225.65

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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.