Home / 84,813.33-127,200.55-50,628.76

Finding the Fourth Proportional to 84,813.33, 127,200.55 and 50,628.76

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Solution

The fourth proportional to 84,813.33, 127,200.55 and 50,628.76 is: 75,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,813.33 : 127,200.55 = 50,628.76 : x
  2. Step 2: Convert to fraction form
    84,813.33/127,200.55 = 50,628.76/x
  3. Step 3: Cross multiply
    84,813.33x = 127,200.55 × 50,628.76
  4. Step 4: Simplify right side
    84,813.33x = 6,440,006,117.82
  5. Step 5: Solve for x
    x = 6,440,006,117.82/84,813.33
  6. Step 6: Final answer
    x = 75,931.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.