Home / 90,535.34-124,936.88-50,246.76

Finding the Fourth Proportional to 90,535.34, 124,936.88 and 50,246.76

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Solution

The fourth proportional to 90,535.34, 124,936.88 and 50,246.76 is: 69,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535.34 : 124,936.88 = 50,246.76 : x
  2. Step 2: Convert to fraction form
    90,535.34/124,936.88 = 50,246.76/x
  3. Step 3: Cross multiply
    90,535.34x = 124,936.88 × 50,246.76
  4. Step 4: Simplify right side
    90,535.34x = 6,277,673,424.51
  5. Step 5: Solve for x
    x = 6,277,673,424.51/90,535.34
  6. Step 6: Final answer
    x = 69,339.48

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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.