Home / 39,239.29-53,425.78-39,114.74

Finding the Fourth Proportional to 39,239.29, 53,425.78 and 39,114.74

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Solution

The fourth proportional to 39,239.29, 53,425.78 and 39,114.74 is: 53,256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239.29 : 53,425.78 = 39,114.74 : x
  2. Step 2: Convert to fraction form
    39,239.29/53,425.78 = 39,114.74/x
  3. Step 3: Cross multiply
    39,239.29x = 53,425.78 × 39,114.74
  4. Step 4: Simplify right side
    39,239.29x = 2,089,735,229.25
  5. Step 5: Solve for x
    x = 2,089,735,229.25/39,239.29
  6. Step 6: Final answer
    x = 53,256.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.