Home / 90,480.74-124,870.48-50,202.26

Finding the Fourth Proportional to 90,480.74, 124,870.48 and 50,202.26

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Solution

The fourth proportional to 90,480.74, 124,870.48 and 50,202.26 is: 69,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,480.74 : 124,870.48 = 50,202.26 : x
  2. Step 2: Convert to fraction form
    90,480.74/124,870.48 = 50,202.26/x
  3. Step 3: Cross multiply
    90,480.74x = 124,870.48 × 50,202.26
  4. Step 4: Simplify right side
    90,480.74x = 6,268,780,303.28
  5. Step 5: Solve for x
    x = 6,268,780,303.28/90,480.74
  6. Step 6: Final answer
    x = 69,283.04

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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.