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Finding the Fourth Proportional to 39,057.68, 53,900.58 and 23,958.68

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Solution

The fourth proportional to 39,057.68, 53,900.58 and 23,958.68 is: 33,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,057.68 : 53,900.58 = 23,958.68 : x
  2. Step 2: Convert to fraction form
    39,057.68/53,900.58 = 23,958.68/x
  3. Step 3: Cross multiply
    39,057.68x = 53,900.58 × 23,958.68
  4. Step 4: Simplify right side
    39,057.68x = 1,291,386,478.53
  5. Step 5: Solve for x
    x = 1,291,386,478.53/39,057.68
  6. Step 6: Final answer
    x = 33,063.58

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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.