Home / 39,240.80-53,427.82-39,116.24

Finding the Fourth Proportional to 39,240.80, 53,427.82 and 39,116.24

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Solution

The fourth proportional to 39,240.80, 53,427.82 and 39,116.24 is: 53,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,240.80 : 53,427.82 = 39,116.24 : x
  2. Step 2: Convert to fraction form
    39,240.80/53,427.82 = 39,116.24/x
  3. Step 3: Cross multiply
    39,240.80x = 53,427.82 × 39,116.24
  4. Step 4: Simplify right side
    39,240.80x = 2,089,895,064.87
  5. Step 5: Solve for x
    x = 2,089,895,064.87/39,240.80
  6. Step 6: Final answer
    x = 53,258.22

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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.