Home / 90,362.30-124,700.70-50,076.73

Finding the Fourth Proportional to 90,362.30, 124,700.70 and 50,076.73

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Solution

The fourth proportional to 90,362.30, 124,700.70 and 50,076.73 is: 69,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,362.30 : 124,700.70 = 50,076.73 : x
  2. Step 2: Convert to fraction form
    90,362.30/124,700.70 = 50,076.73/x
  3. Step 3: Cross multiply
    90,362.30x = 124,700.70 × 50,076.73
  4. Step 4: Simplify right side
    90,362.30x = 6,244,603,284.71
  5. Step 5: Solve for x
    x = 6,244,603,284.71/90,362.30
  6. Step 6: Final answer
    x = 69,106.29

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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.