Home / 66,829.24-100,243.82-62,400.57

Finding the Fourth Proportional to 66,829.24, 100,243.82 and 62,400.57

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Solution

The fourth proportional to 66,829.24, 100,243.82 and 62,400.57 is: 93,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,829.24 : 100,243.82 = 62,400.57 : x
  2. Step 2: Convert to fraction form
    66,829.24/100,243.82 = 62,400.57/x
  3. Step 3: Cross multiply
    66,829.24x = 100,243.82 × 62,400.57
  4. Step 4: Simplify right side
    66,829.24x = 6,255,270,693.76
  5. Step 5: Solve for x
    x = 6,255,270,693.76/66,829.24
  6. Step 6: Final answer
    x = 93,600.81

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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.