Home / 39,368.23-59,086.46-20,661.48

Finding the Fourth Proportional to 39,368.23, 59,086.46 and 20,661.48

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Solution

The fourth proportional to 39,368.23, 59,086.46 and 20,661.48 is: 31,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.23 : 59,086.46 = 20,661.48 : x
  2. Step 2: Convert to fraction form
    39,368.23/59,086.46 = 20,661.48/x
  3. Step 3: Cross multiply
    39,368.23x = 59,086.46 × 20,661.48
  4. Step 4: Simplify right side
    39,368.23x = 1,220,813,763.21
  5. Step 5: Solve for x
    x = 1,220,813,763.21/39,368.23
  6. Step 6: Final answer
    x = 31,010.13

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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.