Home / 57,490.25-86,210.74-20,039.24

Finding the Fourth Proportional to 57,490.25, 86,210.74 and 20,039.24

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Solution

The fourth proportional to 57,490.25, 86,210.74 and 20,039.24 is: 30,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490.25 : 86,210.74 = 20,039.24 : x
  2. Step 2: Convert to fraction form
    57,490.25/86,210.74 = 20,039.24/x
  3. Step 3: Cross multiply
    57,490.25x = 86,210.74 × 20,039.24
  4. Step 4: Simplify right side
    57,490.25x = 1,727,597,178.19
  5. Step 5: Solve for x
    x = 1,727,597,178.19/57,490.25
  6. Step 6: Final answer
    x = 30,050.26

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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.