Home / 50,670.06-69,915.06-31,798.68

Finding the Fourth Proportional to 50,670.06, 69,915.06 and 31,798.68

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Solution

The fourth proportional to 50,670.06, 69,915.06 and 31,798.68 is: 43,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,670.06 : 69,915.06 = 31,798.68 : x
  2. Step 2: Convert to fraction form
    50,670.06/69,915.06 = 31,798.68/x
  3. Step 3: Cross multiply
    50,670.06x = 69,915.06 × 31,798.68
  4. Step 4: Simplify right side
    50,670.06x = 2,223,206,620.12
  5. Step 5: Solve for x
    x = 2,223,206,620.12/50,670.06
  6. Step 6: Final answer
    x = 43,876.14

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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.