Home / 90,360.36-124,705.98-50,082.84

Finding the Fourth Proportional to 90,360.36, 124,705.98 and 50,082.84

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Solution

The fourth proportional to 90,360.36, 124,705.98 and 50,082.84 is: 69,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,360.36 : 124,705.98 = 50,082.84 : x
  2. Step 2: Convert to fraction form
    90,360.36/124,705.98 = 50,082.84/x
  3. Step 3: Cross multiply
    90,360.36x = 124,705.98 × 50,082.84
  4. Step 4: Simplify right side
    90,360.36x = 6,245,629,643.38
  5. Step 5: Solve for x
    x = 6,245,629,643.38/90,360.36
  6. Step 6: Final answer
    x = 69,119.13

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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.