Home / 69,568.78-96,004.13-39,353.62

Finding the Fourth Proportional to 69,568.78, 96,004.13 and 39,353.62

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Solution

The fourth proportional to 69,568.78, 96,004.13 and 39,353.62 is: 54,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,568.78 : 96,004.13 = 39,353.62 : x
  2. Step 2: Convert to fraction form
    69,568.78/96,004.13 = 39,353.62/x
  3. Step 3: Cross multiply
    69,568.78x = 96,004.13 × 39,353.62
  4. Step 4: Simplify right side
    69,568.78x = 3,778,110,050.45
  5. Step 5: Solve for x
    x = 3,778,110,050.45/69,568.78
  6. Step 6: Final answer
    x = 54,307.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.