Home / 39,110.27-53,958.03-25,688.80

Finding the Fourth Proportional to 39,110.27, 53,958.03 and 25,688.80

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Solution

The fourth proportional to 39,110.27, 53,958.03 and 25,688.80 is: 35,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,110.27 : 53,958.03 = 25,688.80 : x
  2. Step 2: Convert to fraction form
    39,110.27/53,958.03 = 25,688.80/x
  3. Step 3: Cross multiply
    39,110.27x = 53,958.03 × 25,688.80
  4. Step 4: Simplify right side
    39,110.27x = 1,386,117,041.06
  5. Step 5: Solve for x
    x = 1,386,117,041.06/39,110.27
  6. Step 6: Final answer
    x = 35,441.25

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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.