Home / 39,955.28-59,914.38-23,320.12

Finding the Fourth Proportional to 39,955.28, 59,914.38 and 23,320.12

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Solution

The fourth proportional to 39,955.28, 59,914.38 and 23,320.12 is: 34,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,955.28 : 59,914.38 = 23,320.12 : x
  2. Step 2: Convert to fraction form
    39,955.28/59,914.38 = 23,320.12/x
  3. Step 3: Cross multiply
    39,955.28x = 59,914.38 × 23,320.12
  4. Step 4: Simplify right side
    39,955.28x = 1,397,210,531.33
  5. Step 5: Solve for x
    x = 1,397,210,531.33/39,955.28
  6. Step 6: Final answer
    x = 34,969.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.